5561390

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4001}}^1$

素因数の和:4147

約数の個数: 16

約数和(自身を含む): 10085040

約数和(自身を除く): 4523650

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 4001, 8002, 20005, 40010, 556139, 1112278, 2780695, 5561390]

約数ペア:

[(1, 5561390), (2, 2780695), (5, 1112278), (10, 556139), (139, 40010), (278, 20005), (695, 8002), (1390, 4001)]