20004497520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{201821}}^1$

素因数の和:201903

約数の個数: 160

約数和(自身を含む): 72074672640

約数和(自身を除く): 52070175120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 59, 60, 70, 80, 84, 105, 112, 118, 120, 140, 168, 177, 210, 236, 240, 280, 295, 336, 354, 413, 420, 472, 560, 590, 708, 826, 840, 885, 944, 1180, 1239, 1416, 1652, 1680, 1770, 2065, 2360, 2478, 2832, 3304, 3540, 4130, 4720, 4956, 6195, 6608, 7080, 8260, 9912, 12390, 14160, 16520, 19824, 24780, 33040, 49560, 99120, 201821, 403642, 605463, 807284, 1009105, 1210926, 1412747, 1614568, 2018210, 2421852, 2825494, 3027315, 3229136, 4036420, 4238241, 4843704, 5650988, 6054630, 7063735, 8072840, 8476482, 9687408, 11301976, 11907439, 12109260, 14127470, 16145680, 16952964, 21191205, 22603952, 23814878, 24218520, 28254940, 33905928, 35722317, 42382410, 47629756, 48437040, 56509880, 59537195, 67811856, 71444634, 83352073, 84764820, 95259512, 113019760, 119074390, 142889268, 166704146, 169529640, 178611585, 190519024, 238148780, 250056219, 285778536, 333408292, 339059280, 357223170, 416760365, 476297560, 500112438, 571557072, 666816584, 714446340, 833520730, 952595120, 1000224876, 1250281095, 1333633168, 1428892680, 1667041460, 2000449752, 2500562190, 2857785360, 3334082920, 4000899504, 5001124380, 6668165840, 10002248760, 20004497520]

約数ペア:

[(1, 20004497520), (2, 10002248760), (3, 6668165840), (4, 5001124380), (5, 4000899504), (6, 3334082920), (7, 2857785360), (8, 2500562190), (10, 2000449752), (12, 1667041460), (14, 1428892680), (15, 1333633168), (16, 1250281095), (20, 1000224876), (21, 952595120), (24, 833520730), (28, 714446340), (30, 666816584), (35, 571557072), (40, 500112438), (42, 476297560), (48, 416760365), (56, 357223170), (59, 339059280), (60, 333408292), (70, 285778536), (80, 250056219), (84, 238148780), (105, 190519024), (112, 178611585), (118, 169529640), (120, 166704146), (140, 142889268), (168, 119074390), (177, 113019760), (210, 95259512), (236, 84764820), (240, 83352073), (280, 71444634), (295, 67811856), (336, 59537195), (354, 56509880), (413, 48437040), (420, 47629756), (472, 42382410), (560, 35722317), (590, 33905928), (708, 28254940), (826, 24218520), (840, 23814878), (885, 22603952), (944, 21191205), (1180, 16952964), (1239, 16145680), (1416, 14127470), (1652, 12109260), (1680, 11907439), (1770, 11301976), (2065, 9687408), (2360, 8476482), (2478, 8072840), (2832, 7063735), (3304, 6054630), (3540, 5650988), (4130, 4843704), (4720, 4238241), (4956, 4036420), (6195, 3229136), (6608, 3027315), (7080, 2825494), (8260, 2421852), (9912, 2018210), (12390, 1614568), (14160, 1412747), (16520, 1210926), (19824, 1009105), (24780, 807284), (33040, 605463), (49560, 403642), (99120, 201821)]