938644040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{756971}}^1$

素因数の和:757013

約数の個数: 32

約数和(自身を含む): 2180079360

約数和(自身を除く): 1241435320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 756971, 1513942, 3027884, 3784855, 6055768, 7569710, 15139420, 23466101, 30278840, 46932202, 93864404, 117330505, 187728808, 234661010, 469322020, 938644040]

約数ペア:

[(1, 938644040), (2, 469322020), (4, 234661010), (5, 187728808), (8, 117330505), (10, 93864404), (20, 46932202), (31, 30278840), (40, 23466101), (62, 15139420), (124, 7569710), (155, 6055768), (248, 3784855), (310, 3027884), (620, 1513942), (1240, 756971)]