20045030

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{42649}}^1$

素因数の和:42703

約数の個数: 16

約数和(自身を含む): 36849600

約数和(自身を除く): 16804570

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 42649, 85298, 213245, 426490, 2004503, 4009006, 10022515, 20045030]

約数ペア:

[(1, 20045030), (2, 10022515), (5, 4009006), (10, 2004503), (47, 426490), (94, 213245), (235, 85298), (470, 42649)]