2005031380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9113779}}^1$

素因数の和:9113799

約数の個数: 24

約数和(自身を含む): 4593345120

約数和(自身を除く): 2588313740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9113779, 18227558, 36455116, 45568895, 91137790, 100251569, 182275580, 200503138, 401006276, 501257845, 1002515690, 2005031380]

約数ペア:

[(1, 2005031380), (2, 1002515690), (4, 501257845), (5, 401006276), (10, 200503138), (11, 182275580), (20, 100251569), (22, 91137790), (44, 45568895), (55, 36455116), (110, 18227558), (220, 9113779)]