195197420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{887261}}^1$

素因数の和:887281

約数の個数: 24

約数和(自身を含む): 447180048

約数和(自身を除く): 251982628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 887261, 1774522, 3549044, 4436305, 8872610, 9759871, 17745220, 19519742, 39039484, 48799355, 97598710, 195197420]

約数ペア:

[(1, 195197420), (2, 97598710), (4, 48799355), (5, 39039484), (10, 19519742), (11, 17745220), (20, 9759871), (22, 8872610), (44, 4436305), (55, 3549044), (110, 1774522), (220, 887261)]