2223728210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20215711}}^1$

素因数の和:20215729

約数の個数: 16

約数和(自身を含む): 4366593792

約数和(自身を除く): 2142865582

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 20215711, 40431422, 101078555, 202157110, 222372821, 444745642, 1111864105, 2223728210]

約数ペア:

[(1, 2223728210), (2, 1111864105), (5, 444745642), (10, 222372821), (11, 202157110), (22, 101078555), (55, 40431422), (110, 20215711)]