3984560

素因数分解:

$2^4\times 5^1\times {\mathrm{49807}}^1$

素因数の和:49820

約数の個数: 20

約数和(自身を含む): 9264288

約数和(自身を除く): 5279728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 49807, 99614, 199228, 249035, 398456, 498070, 796912, 996140, 1992280, 3984560]

約数ペア:

[(1, 3984560), (2, 1992280), (4, 996140), (5, 796912), (8, 498070), (10, 398456), (16, 249035), (20, 199228), (40, 99614), (80, 49807)]