2082620

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1031}}^1$

素因数の和:1141

約数の個数: 24

約数和(自身を含む): 4421088

約数和(自身を除く): 2338468

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 1031, 2020, 2062, 4124, 5155, 10310, 20620, 104131, 208262, 416524, 520655, 1041310, 2082620]

約数ペア:

[(1, 2082620), (2, 1041310), (4, 520655), (5, 416524), (10, 208262), (20, 104131), (101, 20620), (202, 10310), (404, 5155), (505, 4124), (1010, 2062), (1031, 2020)]