20133586040

素因数分解:

$2^3\times 5^1\times {\mathrm{121609}}^1\times {\mathrm{4139}}^1$

素因数の和:125759

約数の個数: 32

約数和(自身を含む): 45311886000

約数和(自身を除く): 25178299960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4139, 8278, 16556, 20695, 33112, 41390, 82780, 121609, 165560, 243218, 486436, 608045, 972872, 1216090, 2432180, 4864360, 503339651, 1006679302, 2013358604, 2516698255, 4026717208, 5033396510, 10066793020, 20133586040]

約数ペア:

[(1, 20133586040), (2, 10066793020), (4, 5033396510), (5, 4026717208), (8, 2516698255), (10, 2013358604), (20, 1006679302), (40, 503339651), (4139, 4864360), (8278, 2432180), (16556, 1216090), (20695, 972872), (33112, 608045), (41390, 486436), (82780, 243218), (121609, 165560)]