39819160

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12601}}^1$

素因数の和:12691

約数の個数: 32

約数和(自身を含む): 90734400

約数和(自身を除く): 50915240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 12601, 25202, 50404, 63005, 100808, 126010, 252020, 504040, 995479, 1990958, 3981916, 4977395, 7963832, 9954790, 19909580, 39819160]

約数ペア:

[(1, 39819160), (2, 19909580), (4, 9954790), (5, 7963832), (8, 4977395), (10, 3981916), (20, 1990958), (40, 995479), (79, 504040), (158, 252020), (316, 126010), (395, 100808), (632, 63005), (790, 50404), (1580, 25202), (3160, 12601)]