12457360

素因数分解:

$2^4\times 5^1\times {\mathrm{155717}}^1$

素因数の和:155730

約数の個数: 20

約数和(自身を含む): 28963548

約数和(自身を除く): 16506188

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 155717, 311434, 622868, 778585, 1245736, 1557170, 2491472, 3114340, 6228680, 12457360]

約数ペア:

[(1, 12457360), (2, 6228680), (4, 3114340), (5, 2491472), (8, 1557170), (10, 1245736), (16, 778585), (20, 622868), (40, 311434), (80, 155717)]