8455020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:551

約数の個数: 96

約数和(自身を含む): 27772416

約数和(自身を除く): 19317396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 105, 123, 140, 164, 205, 210, 246, 287, 410, 420, 491, 492, 574, 615, 820, 861, 982, 1148, 1230, 1435, 1473, 1722, 1964, 2455, 2460, 2870, 2946, 3437, 3444, 4305, 4910, 5740, 5892, 6874, 7365, 8610, 9820, 10311, 13748, 14730, 17185, 17220, 20131, 20622, 29460, 34370, 40262, 41244, 51555, 60393, 68740, 80524, 100655, 103110, 120786, 140917, 201310, 206220, 241572, 281834, 301965, 402620, 422751, 563668, 603930, 704585, 845502, 1207860, 1409170, 1691004, 2113755, 2818340, 4227510, 8455020]

約数ペア:

[(1, 8455020), (2, 4227510), (3, 2818340), (4, 2113755), (5, 1691004), (6, 1409170), (7, 1207860), (10, 845502), (12, 704585), (14, 603930), (15, 563668), (20, 422751), (21, 402620), (28, 301965), (30, 281834), (35, 241572), (41, 206220), (42, 201310), (60, 140917), (70, 120786), (82, 103110), (84, 100655), (105, 80524), (123, 68740), (140, 60393), (164, 51555), (205, 41244), (210, 40262), (246, 34370), (287, 29460), (410, 20622), (420, 20131), (491, 17220), (492, 17185), (574, 14730), (615, 13748), (820, 10311), (861, 9820), (982, 8610), (1148, 7365), (1230, 6874), (1435, 5892), (1473, 5740), (1722, 4910), (1964, 4305), (2455, 3444), (2460, 3437), (2870, 2946)]