15116020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{39779}}^1$

素因数の和:39807

約数の個数: 24

約数和(自身を含む): 33415200

約数和(自身を除く): 18299180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 39779, 79558, 159116, 198895, 397790, 755801, 795580, 1511602, 3023204, 3779005, 7558010, 15116020]

約数ペア:

[(1, 15116020), (2, 7558010), (4, 3779005), (5, 3023204), (10, 1511602), (19, 795580), (20, 755801), (38, 397790), (76, 198895), (95, 159116), (190, 79558), (380, 39779)]