2213374990

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{568991}}^1$

素因数の和:569387

約数の個数: 16

約数和(自身を含む): 3994323840

約数和(自身を除く): 1780948850

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 568991, 1137982, 2844955, 5689910, 221337499, 442674998, 1106687495, 2213374990]

約数ペア:

[(1, 2213374990), (2, 1106687495), (5, 442674998), (10, 221337499), (389, 5689910), (778, 2844955), (1945, 1137982), (3890, 568991)]