2020042760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2657951}}^1$

素因数の和:2657981

約数の個数: 32

約数和(自身を含む): 4784313600

約数和(自身を除く): 2764270840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2657951, 5315902, 10631804, 13289755, 21263608, 26579510, 50501069, 53159020, 101002138, 106318040, 202004276, 252505345, 404008552, 505010690, 1010021380, 2020042760]

約数ペア:

[(1, 2020042760), (2, 1010021380), (4, 505010690), (5, 404008552), (8, 252505345), (10, 202004276), (19, 106318040), (20, 101002138), (38, 53159020), (40, 50501069), (76, 26579510), (95, 21263608), (152, 13289755), (190, 10631804), (380, 5315902), (760, 2657951)]