8707580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^2$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 21999264

約数和(自身を除く): 13291684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 41, 70, 74, 82, 140, 148, 164, 185, 205, 259, 287, 370, 410, 518, 574, 740, 820, 1036, 1148, 1295, 1435, 1517, 1681, 2590, 2870, 3034, 3362, 5180, 5740, 6068, 6724, 7585, 8405, 10619, 11767, 15170, 16810, 21238, 23534, 30340, 33620, 42476, 47068, 53095, 58835, 62197, 106190, 117670, 124394, 212380, 235340, 248788, 310985, 435379, 621970, 870758, 1243940, 1741516, 2176895, 4353790, 8707580]

約数ペア:

[(1, 8707580), (2, 4353790), (4, 2176895), (5, 1741516), (7, 1243940), (10, 870758), (14, 621970), (20, 435379), (28, 310985), (35, 248788), (37, 235340), (41, 212380), (70, 124394), (74, 117670), (82, 106190), (140, 62197), (148, 58835), (164, 53095), (185, 47068), (205, 42476), (259, 33620), (287, 30340), (370, 23534), (410, 21238), (518, 16810), (574, 15170), (740, 11767), (820, 10619), (1036, 8405), (1148, 7585), (1295, 6724), (1435, 6068), (1517, 5740), (1681, 5180), (2590, 3362), (2870, 3034)]