2049800

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 4912260

約数和(自身を除く): 2862460

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 185, 200, 277, 296, 370, 554, 740, 925, 1108, 1385, 1480, 1850, 2216, 2770, 3700, 5540, 6925, 7400, 10249, 11080, 13850, 20498, 27700, 40996, 51245, 55400, 81992, 102490, 204980, 256225, 409960, 512450, 1024900, 2049800]

約数ペア:

[(1, 2049800), (2, 1024900), (4, 512450), (5, 409960), (8, 256225), (10, 204980), (20, 102490), (25, 81992), (37, 55400), (40, 51245), (50, 40996), (74, 27700), (100, 20498), (148, 13850), (185, 11080), (200, 10249), (277, 7400), (296, 6925), (370, 5540), (554, 3700), (740, 2770), (925, 2216), (1108, 1850), (1385, 1480)]