90968140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{85819}}^1$

素因数の和:85881

約数の個数: 24

約数和(自身を含む): 194639760

約数和(自身を除く): 103671620

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 85819, 171638, 343276, 429095, 858190, 1716380, 4548407, 9096814, 18193628, 22742035, 45484070, 90968140]

約数ペア:

[(1, 90968140), (2, 45484070), (4, 22742035), (5, 18193628), (10, 9096814), (20, 4548407), (53, 1716380), (106, 858190), (212, 429095), (265, 343276), (530, 171638), (1060, 85819)]