15906160

素因数分解:

$2^4\times 5^1\times {\mathrm{198827}}^1$

素因数の和:198840

約数の個数: 20

約数和(自身を含む): 36982008

約数和(自身を除く): 21075848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 198827, 397654, 795308, 994135, 1590616, 1988270, 3181232, 3976540, 7953080, 15906160]

約数ペア:

[(1, 15906160), (2, 7953080), (4, 3976540), (5, 3181232), (8, 1988270), (10, 1590616), (16, 994135), (20, 795308), (40, 397654), (80, 198827)]