22157260

素因数分解:

$2^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{1249}}^1$

素因数の和:2145

約数の個数: 24

約数和(自身を含む): 46620000

約数和(自身を除く): 24462740

約数列:

[1, 2, 4, 5, 10, 20, 887, 1249, 1774, 2498, 3548, 4435, 4996, 6245, 8870, 12490, 17740, 24980, 1107863, 2215726, 4431452, 5539315, 11078630, 22157260]

約数ペア:

[(1, 22157260), (2, 11078630), (4, 5539315), (5, 4431452), (10, 2215726), (20, 1107863), (887, 24980), (1249, 17740), (1774, 12490), (2498, 8870), (3548, 6245), (4435, 4996)]