621099940

素因数分解:

$2^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{42023}}^1$

素因数の和:42771

約数の個数: 24

約数和(自身を含む): 1306105920

約数和(自身を除く): 685005980

約数列:

[1, 2, 4, 5, 10, 20, 739, 1478, 2956, 3695, 7390, 14780, 42023, 84046, 168092, 210115, 420230, 840460, 31054997, 62109994, 124219988, 155274985, 310549970, 621099940]

約数ペア:

[(1, 621099940), (2, 310549970), (4, 155274985), (5, 124219988), (10, 62109994), (20, 31054997), (739, 840460), (1478, 420230), (2956, 210115), (3695, 168092), (7390, 84046), (14780, 42023)]