28953420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2287}}^1$

素因数の和:2510

約数の個数: 48

約数和(自身を含む): 81489408

約数和(自身を除く): 52535988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 211, 422, 633, 844, 1055, 1266, 2110, 2287, 2532, 3165, 4220, 4574, 6330, 6861, 9148, 11435, 12660, 13722, 22870, 27444, 34305, 45740, 68610, 137220, 482557, 965114, 1447671, 1930228, 2412785, 2895342, 4825570, 5790684, 7238355, 9651140, 14476710, 28953420]

約数ペア:

[(1, 28953420), (2, 14476710), (3, 9651140), (4, 7238355), (5, 5790684), (6, 4825570), (10, 2895342), (12, 2412785), (15, 1930228), (20, 1447671), (30, 965114), (60, 482557), (211, 137220), (422, 68610), (633, 45740), (844, 34305), (1055, 27444), (1266, 22870), (2110, 13722), (2287, 12660), (2532, 11435), (3165, 9148), (4220, 6861), (4574, 6330)]