42466840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81667}}^1$

素因数の和:81691

約数の個数: 32

約数和(自身を含む): 102901680

約数和(自身を除く): 60434840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 81667, 163334, 326668, 408335, 653336, 816670, 1061671, 1633340, 2123342, 3266680, 4246684, 5308355, 8493368, 10616710, 21233420, 42466840]

約数ペア:

[(1, 42466840), (2, 21233420), (4, 10616710), (5, 8493368), (8, 5308355), (10, 4246684), (13, 3266680), (20, 2123342), (26, 1633340), (40, 1061671), (52, 816670), (65, 653336), (104, 408335), (130, 326668), (260, 163334), (520, 81667)]