2017877660

素因数分解:

$2^2\times 5^1\times {\mathrm{1949}}^1\times {\mathrm{51767}}^1$

素因数の和:53725

約数の個数: 24

約数和(自身を含む): 4239799200

約数和(自身を除く): 2221921540

約数列:

[1, 2, 4, 5, 10, 20, 1949, 3898, 7796, 9745, 19490, 38980, 51767, 103534, 207068, 258835, 517670, 1035340, 100893883, 201787766, 403575532, 504469415, 1008938830, 2017877660]

約数ペア:

[(1, 2017877660), (2, 1008938830), (4, 504469415), (5, 403575532), (10, 201787766), (20, 100893883), (1949, 1035340), (3898, 517670), (7796, 258835), (9745, 207068), (19490, 103534), (38980, 51767)]