38970640

素因数分解:

$2^4\times 5^1\times {\mathrm{487133}}^1$

素因数の和:487146

約数の個数: 20

約数和(自身を含む): 90606924

約数和(自身を除く): 51636284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487133, 974266, 1948532, 2435665, 3897064, 4871330, 7794128, 9742660, 19485320, 38970640]

約数ペア:

[(1, 38970640), (2, 19485320), (4, 9742660), (5, 7794128), (8, 4871330), (10, 3897064), (16, 2435665), (20, 1948532), (40, 974266), (80, 487133)]