520034920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{419383}}^1$

素因数の和:419425

約数の個数: 32

約数和(自身を含む): 1207825920

約数和(自身を除く): 687791000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 419383, 838766, 1677532, 2096915, 3355064, 4193830, 8387660, 13000873, 16775320, 26001746, 52003492, 65004365, 104006984, 130008730, 260017460, 520034920]

約数ペア:

[(1, 520034920), (2, 260017460), (4, 130008730), (5, 104006984), (8, 65004365), (10, 52003492), (20, 26001746), (31, 16775320), (40, 13000873), (62, 8387660), (124, 4193830), (155, 3355064), (248, 2096915), (310, 1677532), (620, 838766), (1240, 419383)]