20930750

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{2887}}^1$

素因数の和:2933

約数の個数: 32

約数和(自身を含む): 40547520

約数和(自身を除く): 19616770

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 125, 145, 250, 290, 725, 1450, 2887, 3625, 5774, 7250, 14435, 28870, 72175, 83723, 144350, 167446, 360875, 418615, 721750, 837230, 2093075, 4186150, 10465375, 20930750]

約数ペア:

[(1, 20930750), (2, 10465375), (5, 4186150), (10, 2093075), (25, 837230), (29, 721750), (50, 418615), (58, 360875), (125, 167446), (145, 144350), (250, 83723), (290, 72175), (725, 28870), (1450, 14435), (2887, 7250), (3625, 5774)]