40480360

素因数分解:

$2^3\times 5^1\times {\mathrm{1012009}}^1$

素因数の和:1012020

約数の個数: 16

約数和(自身を含む): 91080900

約数和(自身を除く): 50600540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1012009, 2024018, 4048036, 5060045, 8096072, 10120090, 20240180, 40480360]

約数ペア:

[(1, 40480360), (2, 20240180), (4, 10120090), (5, 8096072), (8, 5060045), (10, 4048036), (20, 2024018), (40, 1012009)]