39348080

素因数分解:

$2^4\times 5^1\times {\mathrm{491851}}^1$

素因数の和:491864

約数の個数: 20

約数和(自身を含む): 91484472

約数和(自身を除く): 52136392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 491851, 983702, 1967404, 2459255, 3934808, 4918510, 7869616, 9837020, 19674040, 39348080]

約数ペア:

[(1, 39348080), (2, 19674040), (4, 9837020), (5, 7869616), (8, 4918510), (10, 3934808), (16, 2459255), (20, 1967404), (40, 983702), (80, 491851)]