13951540

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3541}}^1$

素因数の和:3747

約数の個数: 24

約数和(自身を含む): 29455272

約数和(自身を除く): 15503732

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3541, 3940, 7082, 14164, 17705, 35410, 70820, 697577, 1395154, 2790308, 3487885, 6975770, 13951540]

約数ペア:

[(1, 13951540), (2, 6975770), (4, 3487885), (5, 2790308), (10, 1395154), (20, 697577), (197, 70820), (394, 35410), (788, 17705), (985, 14164), (1970, 7082), (3541, 3940)]