42995420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{165367}}^1$

素因数の和:165389

約数の個数: 24

約数和(自身を含む): 97236384

約数和(自身を除く): 54240964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 165367, 330734, 661468, 826835, 1653670, 2149771, 3307340, 4299542, 8599084, 10748855, 21497710, 42995420]

約数ペア:

[(1, 42995420), (2, 21497710), (4, 10748855), (5, 8599084), (10, 4299542), (13, 3307340), (20, 2149771), (26, 1653670), (52, 826835), (65, 661468), (130, 330734), (260, 165367)]