154008220

素因数分解:

$2^2\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{6857}}^1$

素因数の和:7989

約数の個数: 24

約数和(自身を含む): 323752464

約数和(自身を除く): 169744244

約数列:

[1, 2, 4, 5, 10, 20, 1123, 2246, 4492, 5615, 6857, 11230, 13714, 22460, 27428, 34285, 68570, 137140, 7700411, 15400822, 30801644, 38502055, 77004110, 154008220]

約数ペア:

[(1, 154008220), (2, 77004110), (4, 38502055), (5, 30801644), (10, 15400822), (20, 7700411), (1123, 137140), (2246, 68570), (4492, 34285), (5615, 27428), (6857, 22460), (11230, 13714)]