15920860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41897}}^1$

素因数の和:41925

約数の個数: 24

約数和(自身を含む): 35194320

約数和(自身を除く): 19273460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 41897, 83794, 167588, 209485, 418970, 796043, 837940, 1592086, 3184172, 3980215, 7960430, 15920860]

約数ペア:

[(1, 15920860), (2, 7960430), (4, 3980215), (5, 3184172), (10, 1592086), (19, 837940), (20, 796043), (38, 418970), (76, 209485), (95, 167588), (190, 83794), (380, 41897)]