42881420

素因数分解:

$2^2\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{2017}}^1$

素因数の和:3089

約数の個数: 24

約数和(自身を含む): 90180384

約数和(自身を除く): 47298964

約数列:

[1, 2, 4, 5, 10, 20, 1063, 2017, 2126, 4034, 4252, 5315, 8068, 10085, 10630, 20170, 21260, 40340, 2144071, 4288142, 8576284, 10720355, 21440710, 42881420]

約数ペア:

[(1, 42881420), (2, 21440710), (4, 10720355), (5, 8576284), (10, 4288142), (20, 2144071), (1063, 40340), (2017, 21260), (2126, 20170), (4034, 10630), (4252, 10085), (5315, 8068)]