306572020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{494471}}^1$

素因数の和:494511

約数の個数: 24

約数和(自身を含む): 664570368

約数和(自身を除く): 357998348

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 494471, 988942, 1977884, 2472355, 4944710, 9889420, 15328601, 30657202, 61314404, 76643005, 153286010, 306572020]

約数ペア:

[(1, 306572020), (2, 153286010), (4, 76643005), (5, 61314404), (10, 30657202), (20, 15328601), (31, 9889420), (62, 4944710), (124, 2472355), (155, 1977884), (310, 988942), (620, 494471)]