72104740

素因数分解:

$2^2\times 5^1\times {\mathrm{919}}^1\times {\mathrm{3923}}^1$

素因数の和:4851

約数の個数: 24

約数和(自身を含む): 151623360

約数和(自身を除く): 79518620

約数列:

[1, 2, 4, 5, 10, 20, 919, 1838, 3676, 3923, 4595, 7846, 9190, 15692, 18380, 19615, 39230, 78460, 3605237, 7210474, 14420948, 18026185, 36052370, 72104740]

約数ペア:

[(1, 72104740), (2, 36052370), (4, 18026185), (5, 14420948), (10, 7210474), (20, 3605237), (919, 78460), (1838, 39230), (3676, 19615), (3923, 18380), (4595, 15692), (7846, 9190)]