802125880

素因数分解:

$2^3\times 5^1\times {\mathrm{20053147}}^1$

素因数の和:20053158

約数の個数: 16

約数和(自身を含む): 1804783320

約数和(自身を除く): 1002657440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 20053147, 40106294, 80212588, 100265735, 160425176, 200531470, 401062940, 802125880]

約数ペア:

[(1, 802125880), (2, 401062940), (4, 200531470), (5, 160425176), (8, 100265735), (10, 80212588), (20, 40106294), (40, 20053147)]