29427920

素因数分解:

$2^4\times 5^1\times {\mathrm{367849}}^1$

素因数の和:367862

約数の個数: 20

約数和(自身を含む): 68420100

約数和(自身を除く): 38992180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 367849, 735698, 1471396, 1839245, 2942792, 3678490, 5885584, 7356980, 14713960, 29427920]

約数ペア:

[(1, 29427920), (2, 14713960), (4, 7356980), (5, 5885584), (8, 3678490), (10, 2942792), (16, 1839245), (20, 1471396), (40, 735698), (80, 367849)]