22370420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{27281}}^1$

素因数の和:27331

約数の個数: 24

約数和(自身を含む): 48125448

約数和(自身を除く): 25755028

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 27281, 54562, 109124, 136405, 272810, 545620, 1118521, 2237042, 4474084, 5592605, 11185210, 22370420]

約数ペア:

[(1, 22370420), (2, 11185210), (4, 5592605), (5, 4474084), (10, 2237042), (20, 1118521), (41, 545620), (82, 272810), (164, 136405), (205, 109124), (410, 54562), (820, 27281)]