20085980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{34631}}^1$

素因数の和:34669

約数の個数: 24

約数和(自身を含む): 43636320

約数和(自身を除く): 23550340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 34631, 69262, 138524, 173155, 346310, 692620, 1004299, 2008598, 4017196, 5021495, 10042990, 20085980]

約数ペア:

[(1, 20085980), (2, 10042990), (4, 5021495), (5, 4017196), (10, 2008598), (20, 1004299), (29, 692620), (58, 346310), (116, 173155), (145, 138524), (290, 69262), (580, 34631)]