39391120

素因数分解:

$2^4\times 5^1\times {\mathrm{492389}}^1$

素因数の和:492402

約数の個数: 20

約数和(自身を含む): 91584540

約数和(自身を除く): 52193420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 492389, 984778, 1969556, 2461945, 3939112, 4923890, 7878224, 9847780, 19695560, 39391120]

約数ペア:

[(1, 39391120), (2, 19695560), (4, 9847780), (5, 7878224), (8, 4923890), (10, 3939112), (16, 2461945), (20, 1969556), (40, 984778), (80, 492389)]