10901980

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2767}}^1$

素因数の和:2973

約数の個数: 24

約数和(自身を含む): 23018688

約数和(自身を除く): 12116708

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 2767, 3940, 5534, 11068, 13835, 27670, 55340, 545099, 1090198, 2180396, 2725495, 5450990, 10901980]

約数ペア:

[(1, 10901980), (2, 5450990), (4, 2725495), (5, 2180396), (10, 1090198), (20, 545099), (197, 55340), (394, 27670), (788, 13835), (985, 11068), (1970, 5534), (2767, 3940)]