55442980

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{17657}}^1$

素因数の和:17823

約数の個数: 24

約数和(自身を含む): 117178488

約数和(自身を除く): 61735508

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 17657, 35314, 70628, 88285, 176570, 353140, 2772149, 5544298, 11088596, 13860745, 27721490, 55442980]

約数ペア:

[(1, 55442980), (2, 27721490), (4, 13860745), (5, 11088596), (10, 5544298), (20, 2772149), (157, 353140), (314, 176570), (628, 88285), (785, 70628), (1570, 35314), (3140, 17657)]