426396680

素因数分解:

$2^3\times 5^1\times {\mathrm{10659917}}^1$

素因数の和:10659928

約数の個数: 16

約数和(自身を含む): 959392620

約数和(自身を除く): 532995940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 10659917, 21319834, 42639668, 53299585, 85279336, 106599170, 213198340, 426396680]

約数ペア:

[(1, 426396680), (2, 213198340), (4, 106599170), (5, 85279336), (8, 53299585), (10, 42639668), (20, 21319834), (40, 10659917)]