20461460

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24953}}^1$

素因数の和:25003

約数の個数: 24

約数和(自身を含む): 44018856

約数和(自身を除く): 23557396

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 24953, 49906, 99812, 124765, 249530, 499060, 1023073, 2046146, 4092292, 5115365, 10230730, 20461460]

約数ペア:

[(1, 20461460), (2, 10230730), (4, 5115365), (5, 4092292), (10, 2046146), (20, 1023073), (41, 499060), (82, 249530), (164, 124765), (205, 99812), (410, 49906), (820, 24953)]