2040396980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2488289}}^1$

素因数の和:2488339

約数の個数: 24

約数和(自身を含む): 4389343560

約数和(自身を除く): 2348946580

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2488289, 4976578, 9953156, 12441445, 24882890, 49765780, 102019849, 204039698, 408079396, 510099245, 1020198490, 2040396980]

約数ペア:

[(1, 2040396980), (2, 1020198490), (4, 510099245), (5, 408079396), (10, 204039698), (20, 102019849), (41, 49765780), (82, 24882890), (164, 12441445), (205, 9953156), (410, 4976578), (820, 2488289)]