15991540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{42083}}^1$

素因数の和:42111

約数の個数: 24

約数和(自身を含む): 35350560

約数和(自身を除く): 19359020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 42083, 84166, 168332, 210415, 420830, 799577, 841660, 1599154, 3198308, 3997885, 7995770, 15991540]

約数ペア:

[(1, 15991540), (2, 7995770), (4, 3997885), (5, 3198308), (10, 1599154), (19, 841660), (20, 799577), (38, 420830), (76, 210415), (95, 168332), (190, 84166), (380, 42083)]