222712660

素因数分解:

$2^2\times 5^1\times {\mathrm{2161}}^1\times {\mathrm{5153}}^1$

素因数の和:7323

約数の個数: 24

約数和(自身を含む): 468003816

約数和(自身を除く): 245291156

約数列:

[1, 2, 4, 5, 10, 20, 2161, 4322, 5153, 8644, 10306, 10805, 20612, 21610, 25765, 43220, 51530, 103060, 11135633, 22271266, 44542532, 55678165, 111356330, 222712660]

約数ペア:

[(1, 222712660), (2, 111356330), (4, 55678165), (5, 44542532), (10, 22271266), (20, 11135633), (2161, 103060), (4322, 51530), (5153, 43220), (8644, 25765), (10306, 21610), (10805, 20612)]