2155018840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4144267}}^1$

素因数の和:4144291

約数の個数: 32

約数和(自身を含む): 5221777680

約数和(自身を除く): 3066758840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 4144267, 8288534, 16577068, 20721335, 33154136, 41442670, 53875471, 82885340, 107750942, 165770680, 215501884, 269377355, 431003768, 538754710, 1077509420, 2155018840]

約数ペア:

[(1, 2155018840), (2, 1077509420), (4, 538754710), (5, 431003768), (8, 269377355), (10, 215501884), (13, 165770680), (20, 107750942), (26, 82885340), (40, 53875471), (52, 41442670), (65, 33154136), (104, 20721335), (130, 16577068), (260, 8288534), (520, 4144267)]