15388040

素因数分解:

$2^3\times 5^1\times {\mathrm{384701}}^1$

素因数の和:384712

約数の個数: 16

約数和(自身を含む): 34623180

約数和(自身を除く): 19235140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 384701, 769402, 1538804, 1923505, 3077608, 3847010, 7694020, 15388040]

約数ペア:

[(1, 15388040), (2, 7694020), (4, 3847010), (5, 3077608), (8, 1923505), (10, 1538804), (20, 769402), (40, 384701)]