239752720

素因数分解:

$2^4\times 5^1\times {\mathrm{2996909}}^1$

素因数の和:2996922

約数の個数: 20

約数和(自身を含む): 557425260

約数和(自身を除く): 317672540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2996909, 5993818, 11987636, 14984545, 23975272, 29969090, 47950544, 59938180, 119876360, 239752720]

約数ペア:

[(1, 239752720), (2, 119876360), (4, 59938180), (5, 47950544), (8, 29969090), (10, 23975272), (16, 14984545), (20, 11987636), (40, 5993818), (80, 2996909)]