5444000

素因数分解:

$2^5\times 5^3\times {\mathrm{1361}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 13385736

約数和(自身を除く): 7941736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 1361, 2000, 2722, 4000, 5444, 6805, 10888, 13610, 21776, 27220, 34025, 43552, 54440, 68050, 108880, 136100, 170125, 217760, 272200, 340250, 544400, 680500, 1088800, 1361000, 2722000, 5444000]

約数ペア:

[(1, 5444000), (2, 2722000), (4, 1361000), (5, 1088800), (8, 680500), (10, 544400), (16, 340250), (20, 272200), (25, 217760), (32, 170125), (40, 136100), (50, 108880), (80, 68050), (100, 54440), (125, 43552), (160, 34025), (200, 27220), (250, 21776), (400, 13610), (500, 10888), (800, 6805), (1000, 5444), (1361, 4000), (2000, 2722)]