20145255580

素因数分解:

$2^2\times 5^1\times {\mathrm{1607}}^1\times {\mathrm{626797}}^1$

素因数の和:628413

約数の個数: 24

約数和(自身を含む): 42331429728

約数和(自身を除く): 22186174148

約数列:

[1, 2, 4, 5, 10, 20, 1607, 3214, 6428, 8035, 16070, 32140, 626797, 1253594, 2507188, 3133985, 6267970, 12535940, 1007262779, 2014525558, 4029051116, 5036313895, 10072627790, 20145255580]

約数ペア:

[(1, 20145255580), (2, 10072627790), (4, 5036313895), (5, 4029051116), (10, 2014525558), (20, 1007262779), (1607, 12535940), (3214, 6267970), (6428, 3133985), (8035, 2507188), (16070, 1253594), (32140, 626797)]