30989020

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{10399}}^1$

素因数の和:10557

約数の個数: 24

約数和(自身を含む): 65520000

約数和(自身を除く): 34530980

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 10399, 20798, 41596, 51995, 103990, 207980, 1549451, 3098902, 6197804, 7747255, 15494510, 30989020]

約数ペア:

[(1, 30989020), (2, 15494510), (4, 7747255), (5, 6197804), (10, 3098902), (20, 1549451), (149, 207980), (298, 103990), (596, 51995), (745, 41596), (1490, 20798), (2980, 10399)]