193449980

素因数分解:

$2^2\times 5^1\times {\mathrm{881}}^1\times {\mathrm{10979}}^1$

素因数の和:11869

約数の個数: 24

約数和(自身を含む): 406743120

約数和(自身を除く): 213293140

約数列:

[1, 2, 4, 5, 10, 20, 881, 1762, 3524, 4405, 8810, 10979, 17620, 21958, 43916, 54895, 109790, 219580, 9672499, 19344998, 38689996, 48362495, 96724990, 193449980]

約数ペア:

[(1, 193449980), (2, 96724990), (4, 48362495), (5, 38689996), (10, 19344998), (20, 9672499), (881, 219580), (1762, 109790), (3524, 54895), (4405, 43916), (8810, 21958), (10979, 17620)]