54508420

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{34499}}^1$

素因数の和:34587

約数の個数: 24

約数和(自身を含む): 115920000

約数和(自身を除く): 61411580

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 34499, 68998, 137996, 172495, 344990, 689980, 2725421, 5450842, 10901684, 13627105, 27254210, 54508420]

約数ペア:

[(1, 54508420), (2, 27254210), (4, 13627105), (5, 10901684), (10, 5450842), (20, 2725421), (79, 689980), (158, 344990), (316, 172495), (395, 137996), (790, 68998), (1580, 34499)]