20291030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{119359}}^1$

素因数の和:119383

約数の個数: 16

約数和(自身を含む): 38672640

約数和(自身を除く): 18381610

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 119359, 238718, 596795, 1193590, 2029103, 4058206, 10145515, 20291030]

約数ペア:

[(1, 20291030), (2, 10145515), (5, 4058206), (10, 2029103), (17, 1193590), (34, 596795), (85, 238718), (170, 119359)]