39489080

素因数分解:

$2^3\times 5^1\times {\mathrm{987227}}^1$

素因数の和:987238

約数の個数: 16

約数和(自身を含む): 88850520

約数和(自身を除く): 49361440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 987227, 1974454, 3948908, 4936135, 7897816, 9872270, 19744540, 39489080]

約数ペア:

[(1, 39489080), (2, 19744540), (4, 9872270), (5, 7897816), (8, 4936135), (10, 3948908), (20, 1974454), (40, 987227)]