20199773560

素因数分解:

$2^3\times 5^1\times {\mathrm{587}}^1\times {\mathrm{860297}}^1$

素因数の和:860895

約数の個数: 32

約数和(自身を含む): 45526970160

約数和(自身を除く): 25327196600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 587, 1174, 2348, 2935, 4696, 5870, 11740, 23480, 860297, 1720594, 3441188, 4301485, 6882376, 8602970, 17205940, 34411880, 504994339, 1009988678, 2019977356, 2524971695, 4039954712, 5049943390, 10099886780, 20199773560]

約数ペア:

[(1, 20199773560), (2, 10099886780), (4, 5049943390), (5, 4039954712), (8, 2524971695), (10, 2019977356), (20, 1009988678), (40, 504994339), (587, 34411880), (1174, 17205940), (2348, 8602970), (2935, 6882376), (4696, 4301485), (5870, 3441188), (11740, 1720594), (23480, 860297)]