2217777740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2704607}}^1$

素因数の和:2704657

約数の個数: 24

約数和(自身を含む): 4770928512

約数和(自身を除く): 2553150772

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2704607, 5409214, 10818428, 13523035, 27046070, 54092140, 110888887, 221777774, 443555548, 554444435, 1108888870, 2217777740]

約数ペア:

[(1, 2217777740), (2, 1108888870), (4, 554444435), (5, 443555548), (10, 221777774), (20, 110888887), (41, 54092140), (82, 27046070), (164, 13523035), (205, 10818428), (410, 5409214), (820, 2704607)]