1320220900

素因数分解:

$2^2\times 5^2\times {\mathrm{3259}}^1\times {\mathrm{4051}}^1$

素因数の和:7324

約数の個数: 36

約数和(自身を含む): 2866465840

約数和(自身を除く): 1546244940

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 3259, 4051, 6518, 8102, 13036, 16204, 16295, 20255, 32590, 40510, 65180, 81020, 81475, 101275, 162950, 202550, 325900, 405100, 13202209, 26404418, 52808836, 66011045, 132022090, 264044180, 330055225, 660110450, 1320220900]

約数ペア:

[(1, 1320220900), (2, 660110450), (4, 330055225), (5, 264044180), (10, 132022090), (20, 66011045), (25, 52808836), (50, 26404418), (100, 13202209), (3259, 405100), (4051, 325900), (6518, 202550), (8102, 162950), (13036, 101275), (16204, 81475), (16295, 81020), (20255, 65180), (32590, 40510)]