1901020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8641}}^1$

素因数の和:8661

約数の個数: 24

約数和(自身を含む): 4355568

約数和(自身を除く): 2454548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 8641, 17282, 34564, 43205, 86410, 95051, 172820, 190102, 380204, 475255, 950510, 1901020]

約数ペア:

[(1, 1901020), (2, 950510), (4, 475255), (5, 380204), (10, 190102), (11, 172820), (20, 95051), (22, 86410), (44, 43205), (55, 34564), (110, 17282), (220, 8641)]