40251980

素因数分解:

$2^2\times 5^1\times {\mathrm{1237}}^1\times {\mathrm{1627}}^1$

素因数の和:2873

約数の個数: 24

約数和(自身を含む): 84649488

約数和(自身を除く): 44397508

約数列:

[1, 2, 4, 5, 10, 20, 1237, 1627, 2474, 3254, 4948, 6185, 6508, 8135, 12370, 16270, 24740, 32540, 2012599, 4025198, 8050396, 10062995, 20125990, 40251980]

約数ペア:

[(1, 40251980), (2, 20125990), (4, 10062995), (5, 8050396), (10, 4025198), (20, 2012599), (1237, 32540), (1627, 24740), (2474, 16270), (3254, 12370), (4948, 8135), (6185, 6508)]