2055409870

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{528383}}^1$

素因数の和:528779

約数の個数: 16

約数和(自身を含む): 3709255680

約数和(自身を除く): 1653845810

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 528383, 1056766, 2641915, 5283830, 205540987, 411081974, 1027704935, 2055409870]

約数ペア:

[(1, 2055409870), (2, 1027704935), (5, 411081974), (10, 205540987), (389, 5283830), (778, 2641915), (1945, 1056766), (3890, 528383)]