20130140560

素因数分解:

$2^4\times 5^1\times {\mathrm{251626757}}^1$

素因数の和:251626770

約数の個数: 20

約数和(自身を含む): 46802576988

約数和(自身を除く): 26672436428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251626757, 503253514, 1006507028, 1258133785, 2013014056, 2516267570, 4026028112, 5032535140, 10065070280, 20130140560]

約数ペア:

[(1, 20130140560), (2, 10065070280), (4, 5032535140), (5, 4026028112), (8, 2516267570), (10, 2013014056), (16, 1258133785), (20, 1006507028), (40, 503253514), (80, 251626757)]