113845420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{437867}}^1$

素因数の和:437889

約数の個数: 24

約数和(自身を含む): 257466384

約数和(自身を除く): 143620964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 437867, 875734, 1751468, 2189335, 4378670, 5692271, 8757340, 11384542, 22769084, 28461355, 56922710, 113845420]

約数ペア:

[(1, 113845420), (2, 56922710), (4, 28461355), (5, 22769084), (10, 11384542), (13, 8757340), (20, 5692271), (26, 4378670), (52, 2189335), (65, 1751468), (130, 875734), (260, 437867)]