22269740

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1721}}^1$

素因数の和:2377

約数の個数: 24

約数和(自身を含む): 46865952

約数和(自身を除く): 24596212

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 1721, 2588, 3235, 3442, 6470, 6884, 8605, 12940, 17210, 34420, 1113487, 2226974, 4453948, 5567435, 11134870, 22269740]

約数ペア:

[(1, 22269740), (2, 11134870), (4, 5567435), (5, 4453948), (10, 2226974), (20, 1113487), (647, 34420), (1294, 17210), (1721, 12940), (2588, 8605), (3235, 6884), (3442, 6470)]