31304740

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{7019}}^1$

素因数の和:7251

約数の個数: 24

約数和(自身を含む): 66044160

約数和(自身を除く): 34739420

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 7019, 14038, 28076, 35095, 70190, 140380, 1565237, 3130474, 6260948, 7826185, 15652370, 31304740]

約数ペア:

[(1, 31304740), (2, 15652370), (4, 7826185), (5, 6260948), (10, 3130474), (20, 1565237), (223, 140380), (446, 70190), (892, 35095), (1115, 28076), (2230, 14038), (4460, 7019)]