10721880140

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2404009}}^1$

素因数の和:2404241

約数の個数: 24

約数和(自身を含む): 22616926080

約数和(自身を除く): 11895045940

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 2404009, 4808018, 9616036, 12020045, 24040090, 48080180, 536094007, 1072188014, 2144376028, 2680470035, 5360940070, 10721880140]

約数ペア:

[(1, 10721880140), (2, 5360940070), (4, 2680470035), (5, 2144376028), (10, 1072188014), (20, 536094007), (223, 48080180), (446, 24040090), (892, 12020045), (1115, 9616036), (2230, 4808018), (4460, 2404009)]