1992280

素因数分解:

$2^3\times 5^1\times {\mathrm{49807}}^1$

素因数の和:49818

約数の個数: 16

約数和(自身を含む): 4482720

約数和(自身を除く): 2490440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 49807, 99614, 199228, 249035, 398456, 498070, 996140, 1992280]

約数ペア:

[(1, 1992280), (2, 996140), (4, 498070), (5, 398456), (8, 249035), (10, 199228), (20, 99614), (40, 49807)]