2016805220

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1109}}^1\times {\mathrm{1151}}^1$

素因数の和:2348

約数の個数: 48

約数和(自身を含む): 4296499200

約数和(自身を除く): 2279693980

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1109, 1151, 1580, 2218, 2302, 4436, 4604, 5545, 5755, 11090, 11510, 22180, 23020, 87611, 90929, 175222, 181858, 350444, 363716, 438055, 454645, 876110, 909290, 1276459, 1752220, 1818580, 2552918, 5105836, 6382295, 12764590, 25529180, 100840261, 201680522, 403361044, 504201305, 1008402610, 2016805220]

約数ペア:

[(1, 2016805220), (2, 1008402610), (4, 504201305), (5, 403361044), (10, 201680522), (20, 100840261), (79, 25529180), (158, 12764590), (316, 6382295), (395, 5105836), (790, 2552918), (1109, 1818580), (1151, 1752220), (1580, 1276459), (2218, 909290), (2302, 876110), (4436, 454645), (4604, 438055), (5545, 363716), (5755, 350444), (11090, 181858), (11510, 175222), (22180, 90929), (23020, 87611)]