42431590

素因数分解:

$2^1\times 5^1\times {\mathrm{2039}}^1\times {\mathrm{2081}}^1$

素因数の和:4127

約数の個数: 16

約数和(自身を含む): 76451040

約数和(自身を除く): 34019450

約数列:

[1, 2, 5, 10, 2039, 2081, 4078, 4162, 10195, 10405, 20390, 20810, 4243159, 8486318, 21215795, 42431590]

約数ペア:

[(1, 42431590), (2, 21215795), (5, 8486318), (10, 4243159), (2039, 20810), (2081, 20390), (4078, 10405), (4162, 10195)]