207708080

素因数分解:

$2^4\times 5^1\times {\mathrm{2596351}}^1$

素因数の和:2596364

約数の個数: 20

約数和(自身を含む): 482921472

約数和(自身を除く): 275213392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2596351, 5192702, 10385404, 12981755, 20770808, 25963510, 41541616, 51927020, 103854040, 207708080]

約数ペア:

[(1, 207708080), (2, 103854040), (4, 51927020), (5, 41541616), (8, 25963510), (10, 20770808), (16, 12981755), (20, 10385404), (40, 5192702), (80, 2596351)]