22439840

素因数分解:

$2^5\times 5^1\times {\mathrm{140249}}^1$

素因数の和:140264

約数の個数: 24

約数和(自身を含む): 53014500

約数和(自身を除く): 30574660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 140249, 280498, 560996, 701245, 1121992, 1402490, 2243984, 2804980, 4487968, 5609960, 11219920, 22439840]

約数ペア:

[(1, 22439840), (2, 11219920), (4, 5609960), (5, 4487968), (8, 2804980), (10, 2243984), (16, 1402490), (20, 1121992), (32, 701245), (40, 560996), (80, 280498), (160, 140249)]