1330940090

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2181869}}^1$

素因数の和:2181937

約数の個数: 16

約数和(自身を含む): 2434966920

約数和(自身を除く): 1104026830

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 2181869, 4363738, 10909345, 21818690, 133094009, 266188018, 665470045, 1330940090]

約数ペア:

[(1, 1330940090), (2, 665470045), (5, 266188018), (10, 133094009), (61, 21818690), (122, 10909345), (305, 4363738), (610, 2181869)]