1538000

素因数分解:

$2^4\times 5^3\times {\mathrm{769}}^1$

素因数の和:792

約数の個数: 40

約数和(自身を含む): 3723720

約数和(自身を除く): 2185720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 769, 1000, 1538, 2000, 3076, 3845, 6152, 7690, 12304, 15380, 19225, 30760, 38450, 61520, 76900, 96125, 153800, 192250, 307600, 384500, 769000, 1538000]

約数ペア:

[(1, 1538000), (2, 769000), (4, 384500), (5, 307600), (8, 192250), (10, 153800), (16, 96125), (20, 76900), (25, 61520), (40, 38450), (50, 30760), (80, 19225), (100, 15380), (125, 12304), (200, 7690), (250, 6152), (400, 3845), (500, 3076), (769, 2000), (1000, 1538)]