15943780

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{10091}}^1$

素因数の和:10179

約数の個数: 24

約数和(自身を含む): 33909120

約数和(自身を除く): 17965340

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 10091, 20182, 40364, 50455, 100910, 201820, 797189, 1594378, 3188756, 3985945, 7971890, 15943780]

約数ペア:

[(1, 15943780), (2, 7971890), (4, 3985945), (5, 3188756), (10, 1594378), (20, 797189), (79, 201820), (158, 100910), (316, 50455), (395, 40364), (790, 20182), (1580, 10091)]