15632080

素因数分解:

$2^4\times 5^1\times {\mathrm{195401}}^1$

素因数の和:195414

約数の個数: 20

約数和(自身を含む): 36344772

約数和(自身を除く): 20712692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 195401, 390802, 781604, 977005, 1563208, 1954010, 3126416, 3908020, 7816040, 15632080]

約数ペア:

[(1, 15632080), (2, 7816040), (4, 3908020), (5, 3126416), (8, 1954010), (10, 1563208), (16, 977005), (20, 781604), (40, 390802), (80, 195401)]