323727340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{227977}}^1$

素因数の和:228057

約数の個数: 24

約数和(自身を含む): 689405472

約数和(自身を除く): 365678132

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 227977, 455954, 911908, 1139885, 2279770, 4559540, 16186367, 32372734, 64745468, 80931835, 161863670, 323727340]

約数ペア:

[(1, 323727340), (2, 161863670), (4, 80931835), (5, 64745468), (10, 32372734), (20, 16186367), (71, 4559540), (142, 2279770), (284, 1139885), (355, 911908), (710, 455954), (1420, 227977)]