31168220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67757}}^1$

素因数の和:67789

約数の個数: 24

約数和(自身を含む): 68300064

約数和(自身を除く): 37131844

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 67757, 135514, 271028, 338785, 677570, 1355140, 1558411, 3116822, 6233644, 7792055, 15584110, 31168220]

約数ペア:

[(1, 31168220), (2, 15584110), (4, 7792055), (5, 6233644), (10, 3116822), (20, 1558411), (23, 1355140), (46, 677570), (92, 338785), (115, 271028), (230, 135514), (460, 67757)]