20630650

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{8779}}^1$

素因数の和:8838

約数の個数: 24

約数和(自身を含む): 39193920

約数和(自身を除く): 18563270

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 235, 470, 1175, 2350, 8779, 17558, 43895, 87790, 219475, 412613, 438950, 825226, 2063065, 4126130, 10315325, 20630650]

約数ペア:

[(1, 20630650), (2, 10315325), (5, 4126130), (10, 2063065), (25, 825226), (47, 438950), (50, 412613), (94, 219475), (235, 87790), (470, 43895), (1175, 17558), (2350, 8779)]