8921660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{379}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 20684160

約数和(自身を除く): 11762500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 107, 110, 214, 220, 379, 428, 535, 758, 1070, 1177, 1516, 1895, 2140, 2354, 3790, 4169, 4708, 5885, 7580, 8338, 11770, 16676, 20845, 23540, 40553, 41690, 81106, 83380, 162212, 202765, 405530, 446083, 811060, 892166, 1784332, 2230415, 4460830, 8921660]

約数ペア:

[(1, 8921660), (2, 4460830), (4, 2230415), (5, 1784332), (10, 892166), (11, 811060), (20, 446083), (22, 405530), (44, 202765), (55, 162212), (107, 83380), (110, 81106), (214, 41690), (220, 40553), (379, 23540), (428, 20845), (535, 16676), (758, 11770), (1070, 8338), (1177, 7580), (1516, 5885), (1895, 4708), (2140, 4169), (2354, 3790)]