22354480

素因数分解:

$2^4\times 5^1\times {\mathrm{279431}}^1$

素因数の和:279444

約数の個数: 20

約数和(自身を含む): 51974352

約数和(自身を除く): 29619872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 279431, 558862, 1117724, 1397155, 2235448, 2794310, 4470896, 5588620, 11177240, 22354480]

約数ペア:

[(1, 22354480), (2, 11177240), (4, 5588620), (5, 4470896), (8, 2794310), (10, 2235448), (16, 1397155), (20, 1117724), (40, 558862), (80, 279431)]