22222640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25253}}^1$

素因数の和:25277

約数の個数: 40

約数和(自身を含む): 56366928

約数和(自身を除く): 34144288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 25253, 50506, 101012, 126265, 202024, 252530, 277783, 404048, 505060, 555566, 1010120, 1111132, 1388915, 2020240, 2222264, 2777830, 4444528, 5555660, 11111320, 22222640]

約数ペア:

[(1, 22222640), (2, 11111320), (4, 5555660), (5, 4444528), (8, 2777830), (10, 2222264), (11, 2020240), (16, 1388915), (20, 1111132), (22, 1010120), (40, 555566), (44, 505060), (55, 404048), (80, 277783), (88, 252530), (110, 202024), (176, 126265), (220, 101012), (440, 50506), (880, 25253)]