39290960

素因数分解:

$2^4\times 5^1\times {\mathrm{491137}}^1$

素因数の和:491150

約数の個数: 20

約数和(自身を含む): 91351668

約数和(自身を除く): 52060708

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 491137, 982274, 1964548, 2455685, 3929096, 4911370, 7858192, 9822740, 19645480, 39290960]

約数ペア:

[(1, 39290960), (2, 19645480), (4, 9822740), (5, 7858192), (8, 4911370), (10, 3929096), (16, 2455685), (20, 1964548), (40, 982274), (80, 491137)]