68381240

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{36373}}^1$

素因数の和:36431

約数の個数: 32

約数和(自身を含む): 157135680

約数和(自身を除く): 88754440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 36373, 72746, 145492, 181865, 290984, 363730, 727460, 1454920, 1709531, 3419062, 6838124, 8547655, 13676248, 17095310, 34190620, 68381240]

約数ペア:

[(1, 68381240), (2, 34190620), (4, 17095310), (5, 13676248), (8, 8547655), (10, 6838124), (20, 3419062), (40, 1709531), (47, 1454920), (94, 727460), (188, 363730), (235, 290984), (376, 181865), (470, 145492), (940, 72746), (1880, 36373)]