203426780

素因数分解:

$2^2\times 5^1\times {\mathrm{3121}}^1\times {\mathrm{3259}}^1$

素因数の和:6389

約数の個数: 24

約数和(自身を含む): 427464240

約数和(自身を除く): 224037460

約数列:

[1, 2, 4, 5, 10, 20, 3121, 3259, 6242, 6518, 12484, 13036, 15605, 16295, 31210, 32590, 62420, 65180, 10171339, 20342678, 40685356, 50856695, 101713390, 203426780]

約数ペア:

[(1, 203426780), (2, 101713390), (4, 50856695), (5, 40685356), (10, 20342678), (20, 10171339), (3121, 65180), (3259, 62420), (6242, 32590), (6518, 31210), (12484, 16295), (13036, 15605)]