15206960

素因数分解:

$2^4\times 5^1\times {\mathrm{433}}^1\times {\mathrm{439}}^1$

素因数の和:885

約数の個数: 40

約数和(自身を含む): 35518560

約数和(自身を除く): 20311600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 433, 439, 866, 878, 1732, 1756, 2165, 2195, 3464, 3512, 4330, 4390, 6928, 7024, 8660, 8780, 17320, 17560, 34640, 35120, 190087, 380174, 760348, 950435, 1520696, 1900870, 3041392, 3801740, 7603480, 15206960]

約数ペア:

[(1, 15206960), (2, 7603480), (4, 3801740), (5, 3041392), (8, 1900870), (10, 1520696), (16, 950435), (20, 760348), (40, 380174), (80, 190087), (433, 35120), (439, 34640), (866, 17560), (878, 17320), (1732, 8780), (1756, 8660), (2165, 7024), (2195, 6928), (3464, 4390), (3512, 4330)]