15780822020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41528479}}^1$

素因数の和:41528507

約数の個数: 24

約数和(自身を含む): 34883923200

約数和(自身を除く): 19103101180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 41528479, 83056958, 166113916, 207642395, 415284790, 789041101, 830569580, 1578082202, 3156164404, 3945205505, 7890411010, 15780822020]

約数ペア:

[(1, 15780822020), (2, 7890411010), (4, 3945205505), (5, 3156164404), (10, 1578082202), (19, 830569580), (20, 789041101), (38, 415284790), (76, 207642395), (95, 166113916), (190, 83056958), (380, 41528479)]