858491920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{743}}^1$

素因数の和:881

約数の個数: 160

約数和(自身を含む): 2371348224

約数和(自身を除く): 1512856304

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 101, 104, 110, 130, 143, 176, 202, 208, 220, 260, 286, 404, 440, 505, 520, 572, 715, 743, 808, 880, 1010, 1040, 1111, 1144, 1313, 1430, 1486, 1616, 2020, 2222, 2288, 2626, 2860, 2972, 3715, 4040, 4444, 5252, 5555, 5720, 5944, 6565, 7430, 8080, 8173, 8888, 9659, 10504, 11110, 11440, 11888, 13130, 14443, 14860, 16346, 17776, 19318, 21008, 22220, 26260, 28886, 29720, 32692, 38636, 40865, 44440, 48295, 52520, 57772, 59440, 65384, 72215, 75043, 77272, 81730, 88880, 96590, 105040, 106249, 115544, 130768, 144430, 150086, 154544, 163460, 193180, 212498, 231088, 288860, 300172, 326920, 375215, 386360, 424996, 531245, 577720, 600344, 653840, 750430, 772720, 825473, 849992, 975559, 1062490, 1155440, 1200688, 1500860, 1650946, 1699984, 1951118, 2124980, 3001720, 3301892, 3902236, 4127365, 4249960, 4877795, 6003440, 6603784, 7804472, 8254730, 8499920, 9755590, 10731149, 13207568, 15608944, 16509460, 19511180, 21462298, 33018920, 39022360, 42924596, 53655745, 66037840, 78044720, 85849192, 107311490, 171698384, 214622980, 429245960, 858491920]

約数ペア:

[(1, 858491920), (2, 429245960), (4, 214622980), (5, 171698384), (8, 107311490), (10, 85849192), (11, 78044720), (13, 66037840), (16, 53655745), (20, 42924596), (22, 39022360), (26, 33018920), (40, 21462298), (44, 19511180), (52, 16509460), (55, 15608944), (65, 13207568), (80, 10731149), (88, 9755590), (101, 8499920), (104, 8254730), (110, 7804472), (130, 6603784), (143, 6003440), (176, 4877795), (202, 4249960), (208, 4127365), (220, 3902236), (260, 3301892), (286, 3001720), (404, 2124980), (440, 1951118), (505, 1699984), (520, 1650946), (572, 1500860), (715, 1200688), (743, 1155440), (808, 1062490), (880, 975559), (1010, 849992), (1040, 825473), (1111, 772720), (1144, 750430), (1313, 653840), (1430, 600344), (1486, 577720), (1616, 531245), (2020, 424996), (2222, 386360), (2288, 375215), (2626, 326920), (2860, 300172), (2972, 288860), (3715, 231088), (4040, 212498), (4444, 193180), (5252, 163460), (5555, 154544), (5720, 150086), (5944, 144430), (6565, 130768), (7430, 115544), (8080, 106249), (8173, 105040), (8888, 96590), (9659, 88880), (10504, 81730), (11110, 77272), (11440, 75043), (11888, 72215), (13130, 65384), (14443, 59440), (14860, 57772), (16346, 52520), (17776, 48295), (19318, 44440), (21008, 40865), (22220, 38636), (26260, 32692), (28886, 29720)]