20503820120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1087}}^1$

素因数の和:1258

約数の個数: 256

約数和(自身を含む): 57529958400

約数和(自身を除く): 37026138280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 29, 35, 40, 46, 56, 58, 70, 92, 101, 115, 116, 140, 145, 161, 184, 202, 203, 230, 232, 280, 290, 322, 404, 406, 460, 505, 580, 644, 667, 707, 805, 808, 812, 920, 1010, 1015, 1087, 1160, 1288, 1334, 1414, 1610, 1624, 2020, 2030, 2174, 2323, 2668, 2828, 2929, 3220, 3335, 3535, 4040, 4060, 4348, 4646, 4669, 5336, 5435, 5656, 5858, 6440, 6670, 7070, 7609, 8120, 8696, 9292, 9338, 10870, 11615, 11716, 13340, 14140, 14645, 15218, 16261, 18584, 18676, 20503, 21740, 23230, 23345, 23432, 25001, 26680, 28280, 29290, 30436, 31523, 32522, 37352, 38045, 41006, 43480, 46460, 46690, 50002, 58580, 60872, 63046, 65044, 67367, 76090, 81305, 82012, 92920, 93380, 100004, 102515, 109787, 117160, 125005, 126092, 130088, 134734, 152180, 157615, 162610, 164024, 175007, 186760, 200008, 205030, 219574, 220661, 250010, 252184, 269468, 304360, 315230, 325220, 336835, 350014, 410060, 439148, 441322, 471569, 500020, 538936, 548935, 630460, 650440, 673670, 700028, 725029, 768509, 820120, 875035, 878296, 882644, 943138, 1000040, 1097870, 1103305, 1260920, 1347340, 1400056, 1450058, 1537018, 1750070, 1765288, 1886276, 2195740, 2206610, 2357845, 2525101, 2694680, 2900116, 3074036, 3183823, 3500140, 3625145, 3772552, 3842545, 4391480, 4413220, 4715690, 5050202, 5075203, 5800232, 6148072, 6367646, 7000280, 7250290, 7685090, 8826440, 9431380, 10100404, 10150406, 12625505, 12735292, 14500580, 15370180, 15919115, 17675707, 18862760, 20200808, 20300812, 22286761, 25251010, 25376015, 25470584, 29001160, 30740360, 31838230, 35351414, 40601624, 44573522, 50502020, 50752030, 63676460, 70702828, 73227929, 88378535, 89147044, 101004040, 101504060, 111433805, 127352920, 141405656, 146455858, 176757070, 178294088, 203008120, 222867610, 292911716, 353514140, 366139645, 445735220, 512595503, 585823432, 707028280, 732279290, 891470440, 1025191006, 1464558580, 2050382012, 2562977515, 2929117160, 4100764024, 5125955030, 10251910060, 20503820120]

約数ペア:

[(1, 20503820120), (2, 10251910060), (4, 5125955030), (5, 4100764024), (7, 2929117160), (8, 2562977515), (10, 2050382012), (14, 1464558580), (20, 1025191006), (23, 891470440), (28, 732279290), (29, 707028280), (35, 585823432), (40, 512595503), (46, 445735220), (56, 366139645), (58, 353514140), (70, 292911716), (92, 222867610), (101, 203008120), (115, 178294088), (116, 176757070), (140, 146455858), (145, 141405656), (161, 127352920), (184, 111433805), (202, 101504060), (203, 101004040), (230, 89147044), (232, 88378535), (280, 73227929), (290, 70702828), (322, 63676460), (404, 50752030), (406, 50502020), (460, 44573522), (505, 40601624), (580, 35351414), (644, 31838230), (667, 30740360), (707, 29001160), (805, 25470584), (808, 25376015), (812, 25251010), (920, 22286761), (1010, 20300812), (1015, 20200808), (1087, 18862760), (1160, 17675707), (1288, 15919115), (1334, 15370180), (1414, 14500580), (1610, 12735292), (1624, 12625505), (2020, 10150406), (2030, 10100404), (2174, 9431380), (2323, 8826440), (2668, 7685090), (2828, 7250290), (2929, 7000280), (3220, 6367646), (3335, 6148072), (3535, 5800232), (4040, 5075203), (4060, 5050202), (4348, 4715690), (4646, 4413220), (4669, 4391480), (5336, 3842545), (5435, 3772552), (5656, 3625145), (5858, 3500140), (6440, 3183823), (6670, 3074036), (7070, 2900116), (7609, 2694680), (8120, 2525101), (8696, 2357845), (9292, 2206610), (9338, 2195740), (10870, 1886276), (11615, 1765288), (11716, 1750070), (13340, 1537018), (14140, 1450058), (14645, 1400056), (15218, 1347340), (16261, 1260920), (18584, 1103305), (18676, 1097870), (20503, 1000040), (21740, 943138), (23230, 882644), (23345, 878296), (23432, 875035), (25001, 820120), (26680, 768509), (28280, 725029), (29290, 700028), (30436, 673670), (31523, 650440), (32522, 630460), (37352, 548935), (38045, 538936), (41006, 500020), (43480, 471569), (46460, 441322), (46690, 439148), (50002, 410060), (58580, 350014), (60872, 336835), (63046, 325220), (65044, 315230), (67367, 304360), (76090, 269468), (81305, 252184), (82012, 250010), (92920, 220661), (93380, 219574), (100004, 205030), (102515, 200008), (109787, 186760), (117160, 175007), (125005, 164024), (126092, 162610), (130088, 157615), (134734, 152180)]