56820290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19661}}^1$

素因数の和:19702

約数の個数: 24

約数和(自身を含む): 108652212

約数和(自身を除く): 51831922

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 19661, 39322, 98305, 196610, 334237, 668474, 1671185, 3342370, 5682029, 11364058, 28410145, 56820290]

約数ペア:

[(1, 56820290), (2, 28410145), (5, 11364058), (10, 5682029), (17, 3342370), (34, 1671185), (85, 668474), (170, 334237), (289, 196610), (578, 98305), (1445, 39322), (2890, 19661)]