22438160

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2777}}^1$

素因数の和:2891

約数の個数: 40

約数和(自身を含む): 52704216

約数和(自身を除く): 30266056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 2777, 4040, 5554, 8080, 11108, 13885, 22216, 27770, 44432, 55540, 111080, 222160, 280477, 560954, 1121908, 1402385, 2243816, 2804770, 4487632, 5609540, 11219080, 22438160]

約数ペア:

[(1, 22438160), (2, 11219080), (4, 5609540), (5, 4487632), (8, 2804770), (10, 2243816), (16, 1402385), (20, 1121908), (40, 560954), (80, 280477), (101, 222160), (202, 111080), (404, 55540), (505, 44432), (808, 27770), (1010, 22216), (1616, 13885), (2020, 11108), (2777, 8080), (4040, 5554)]