1560040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 3595680

約数和(自身を除く): 2035640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 907, 1720, 1814, 3628, 4535, 7256, 9070, 18140, 36280, 39001, 78002, 156004, 195005, 312008, 390010, 780020, 1560040]

約数ペア:

[(1, 1560040), (2, 780020), (4, 390010), (5, 312008), (8, 195005), (10, 156004), (20, 78002), (40, 39001), (43, 36280), (86, 18140), (172, 9070), (215, 7256), (344, 4535), (430, 3628), (860, 1814), (907, 1720)]