204590260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1461359}}^1$

素因数の和:1461375

約数の個数: 24

約数和(自身を含む): 491016960

約数和(自身を除く): 286426700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1461359, 2922718, 5845436, 7306795, 10229513, 14613590, 20459026, 29227180, 40918052, 51147565, 102295130, 204590260]

約数ペア:

[(1, 204590260), (2, 102295130), (4, 51147565), (5, 40918052), (7, 29227180), (10, 20459026), (14, 14613590), (20, 10229513), (28, 7306795), (35, 5845436), (70, 2922718), (140, 1461359)]