28561870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{9883}}^1$

素因数の和:9924

約数の個数: 24

約数和(自身を含む): 54618984

約数和(自身を除く): 26057114

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 9883, 19766, 49415, 98830, 168011, 336022, 840055, 1680110, 2856187, 5712374, 14280935, 28561870]

約数ペア:

[(1, 28561870), (2, 14280935), (5, 5712374), (10, 2856187), (17, 1680110), (34, 840055), (85, 336022), (170, 168011), (289, 98830), (578, 49415), (1445, 19766), (2890, 9883)]