12142600

素因数分解:

$2^3\times 5^2\times {\mathrm{109}}^1\times {\mathrm{557}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 28541700

約数和(自身を除く): 16399100

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 109, 200, 218, 436, 545, 557, 872, 1090, 1114, 2180, 2228, 2725, 2785, 4360, 4456, 5450, 5570, 10900, 11140, 13925, 21800, 22280, 27850, 55700, 60713, 111400, 121426, 242852, 303565, 485704, 607130, 1214260, 1517825, 2428520, 3035650, 6071300, 12142600]

約数ペア:

[(1, 12142600), (2, 6071300), (4, 3035650), (5, 2428520), (8, 1517825), (10, 1214260), (20, 607130), (25, 485704), (40, 303565), (50, 242852), (100, 121426), (109, 111400), (200, 60713), (218, 55700), (436, 27850), (545, 22280), (557, 21800), (872, 13925), (1090, 11140), (1114, 10900), (2180, 5570), (2228, 5450), (2725, 4456), (2785, 4360)]