20222000

素因数分解:

$2^4\times 5^3\times {\mathrm{10111}}^1$

素因数の和:10134

約数の個数: 40

約数和(自身を含む): 48901632

約数和(自身を除く): 28679632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 10111, 20222, 40444, 50555, 80888, 101110, 161776, 202220, 252775, 404440, 505550, 808880, 1011100, 1263875, 2022200, 2527750, 4044400, 5055500, 10111000, 20222000]

約数ペア:

[(1, 20222000), (2, 10111000), (4, 5055500), (5, 4044400), (8, 2527750), (10, 2022200), (16, 1263875), (20, 1011100), (25, 808880), (40, 505550), (50, 404440), (80, 252775), (100, 202220), (125, 161776), (200, 101110), (250, 80888), (400, 50555), (500, 40444), (1000, 20222), (2000, 10111)]