204801860

素因数分解:

$2^2\times 5^1\times {\mathrm{1931}}^1\times {\mathrm{5303}}^1$

素因数の和:7243

約数の個数: 24

約数和(自身を含む): 430387776

約数和(自身を除く): 225585916

約数列:

[1, 2, 4, 5, 10, 20, 1931, 3862, 5303, 7724, 9655, 10606, 19310, 21212, 26515, 38620, 53030, 106060, 10240093, 20480186, 40960372, 51200465, 102400930, 204801860]

約数ペア:

[(1, 204801860), (2, 102400930), (4, 51200465), (5, 40960372), (10, 20480186), (20, 10240093), (1931, 106060), (3862, 53030), (5303, 38620), (7724, 26515), (9655, 21212), (10606, 19310)]