20257030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{119159}}^1$

素因数の和:119183

約数の個数: 16

約数和(自身を含む): 38607840

約数和(自身を除く): 18350810

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 119159, 238318, 595795, 1191590, 2025703, 4051406, 10128515, 20257030]

約数ペア:

[(1, 20257030), (2, 10128515), (5, 4051406), (10, 2025703), (17, 1191590), (34, 595795), (85, 238318), (170, 119159)]