53124920

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5557}}^1$

素因数の和:5807

約数の個数: 32

約数和(自身を含む): 120052800

約数和(自身を除く): 66927880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 5557, 9560, 11114, 22228, 27785, 44456, 55570, 111140, 222280, 1328123, 2656246, 5312492, 6640615, 10624984, 13281230, 26562460, 53124920]

約数ペア:

[(1, 53124920), (2, 26562460), (4, 13281230), (5, 10624984), (8, 6640615), (10, 5312492), (20, 2656246), (40, 1328123), (239, 222280), (478, 111140), (956, 55570), (1195, 44456), (1912, 27785), (2390, 22228), (4780, 11114), (5557, 9560)]