22179760

素因数分解:

$2^4\times 5^1\times {\mathrm{277247}}^1$

素因数の和:277260

約数の個数: 20

約数和(自身を含む): 51568128

約数和(自身を除く): 29388368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277247, 554494, 1108988, 1386235, 2217976, 2772470, 4435952, 5544940, 11089880, 22179760]

約数ペア:

[(1, 22179760), (2, 11089880), (4, 5544940), (5, 4435952), (8, 2772470), (10, 2217976), (16, 1386235), (20, 1108988), (40, 554494), (80, 277247)]