299185220

素因数分解:

$2^2\times 5^1\times {\mathrm{1979}}^1\times {\mathrm{7559}}^1$

素因数の和:9547

約数の個数: 24

約数和(自身を含む): 628689600

約数和(自身を除く): 329504380

約数列:

[1, 2, 4, 5, 10, 20, 1979, 3958, 7559, 7916, 9895, 15118, 19790, 30236, 37795, 39580, 75590, 151180, 14959261, 29918522, 59837044, 74796305, 149592610, 299185220]

約数ペア:

[(1, 299185220), (2, 149592610), (4, 74796305), (5, 59837044), (10, 29918522), (20, 14959261), (1979, 151180), (3958, 75590), (7559, 39580), (7916, 37795), (9895, 30236), (15118, 19790)]