8681360

素因数分解:

$2^4\times 5^1\times {\mathrm{108517}}^1$

素因数の和:108530

約数の個数: 20

約数和(自身を含む): 20184348

約数和(自身を除く): 11502988

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 108517, 217034, 434068, 542585, 868136, 1085170, 1736272, 2170340, 4340680, 8681360]

約数ペア:

[(1, 8681360), (2, 4340680), (4, 2170340), (5, 1736272), (8, 1085170), (10, 868136), (16, 542585), (20, 434068), (40, 217034), (80, 108517)]