15852080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10429}}^1$

素因数の和:10461

約数の個数: 40

約数和(自身を含む): 38799600

約数和(自身を除く): 22947520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 10429, 20858, 41716, 52145, 83432, 104290, 166864, 198151, 208580, 396302, 417160, 792604, 834320, 990755, 1585208, 1981510, 3170416, 3963020, 7926040, 15852080]

約数ペア:

[(1, 15852080), (2, 7926040), (4, 3963020), (5, 3170416), (8, 1981510), (10, 1585208), (16, 990755), (19, 834320), (20, 792604), (38, 417160), (40, 396302), (76, 208580), (80, 198151), (95, 166864), (152, 104290), (190, 83432), (304, 52145), (380, 41716), (760, 20858), (1520, 10429)]