207921080

素因数分解:

$2^3\times 5^1\times {\mathrm{5198027}}^1$

素因数の和:5198038

約数の個数: 16

約数和(自身を含む): 467822520

約数和(自身を除く): 259901440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5198027, 10396054, 20792108, 25990135, 41584216, 51980270, 103960540, 207921080]

約数ペア:

[(1, 207921080), (2, 103960540), (4, 51980270), (5, 41584216), (8, 25990135), (10, 20792108), (20, 10396054), (40, 5198027)]