15256040

素因数分解:

$2^3\times 5^1\times {\mathrm{381401}}^1$

素因数の和:381412

約数の個数: 16

約数和(自身を含む): 34326180

約数和(自身を除く): 19070140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 381401, 762802, 1525604, 1907005, 3051208, 3814010, 7628020, 15256040]

約数ペア:

[(1, 15256040), (2, 7628020), (4, 3814010), (5, 3051208), (8, 1907005), (10, 1525604), (20, 762802), (40, 381401)]