522471280

素因数分解:

$2^4\times 5^1\times {\mathrm{6530891}}^1$

素因数の和:6530904

約数の個数: 20

約数和(自身を含む): 1214745912

約数和(自身を除く): 692274632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6530891, 13061782, 26123564, 32654455, 52247128, 65308910, 104494256, 130617820, 261235640, 522471280]

約数ペア:

[(1, 522471280), (2, 261235640), (4, 130617820), (5, 104494256), (8, 65308910), (10, 52247128), (16, 32654455), (20, 26123564), (40, 13061782), (80, 6530891)]