308544020

素因数分解:

$2^2\times 5^1\times {\mathrm{15427201}}^1$

素因数の和:15427210

約数の個数: 12

約数和(自身を含む): 647942484

約数和(自身を除く): 339398464

約数列:

[1, 2, 4, 5, 10, 20, 15427201, 30854402, 61708804, 77136005, 154272010, 308544020]

約数ペア:

[(1, 308544020), (2, 154272010), (4, 77136005), (5, 61708804), (10, 30854402), (20, 15427201)]