126446840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{243167}}^1$

素因数の和:243191

約数の個数: 32

約数和(自身を含む): 306391680

約数和(自身を除く): 179944840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 243167, 486334, 972668, 1215835, 1945336, 2431670, 3161171, 4863340, 6322342, 9726680, 12644684, 15805855, 25289368, 31611710, 63223420, 126446840]

約数ペア:

[(1, 126446840), (2, 63223420), (4, 31611710), (5, 25289368), (8, 15805855), (10, 12644684), (13, 9726680), (20, 6322342), (26, 4863340), (40, 3161171), (52, 2431670), (65, 1945336), (104, 1215835), (130, 972668), (260, 486334), (520, 243167)]