397248910

素因数分解:

$2^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{79609}}^1$

素因数の和:80115

約数の個数: 16

約数和(自身を含む): 716490000

約数和(自身を除く): 319241090

約数列:

[1, 2, 5, 10, 499, 998, 2495, 4990, 79609, 159218, 398045, 796090, 39724891, 79449782, 198624455, 397248910]

約数ペア:

[(1, 397248910), (2, 198624455), (5, 79449782), (10, 39724891), (499, 796090), (998, 398045), (2495, 159218), (4990, 79609)]