198604240

素因数分解:

$2^4\times 5^1\times {\mathrm{2482553}}^1$

素因数の和:2482566

約数の個数: 20

約数和(自身を含む): 461755044

約数和(自身を除く): 263150804

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2482553, 4965106, 9930212, 12412765, 19860424, 24825530, 39720848, 49651060, 99302120, 198604240]

約数ペア:

[(1, 198604240), (2, 99302120), (4, 49651060), (5, 39720848), (8, 24825530), (10, 19860424), (16, 12412765), (20, 9930212), (40, 4965106), (80, 2482553)]