2430700

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:346

約数の個数: 36

約数和(自身を含む): 5346880

約数和(自身を除く): 2916180

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 223, 436, 446, 545, 892, 1090, 1115, 2180, 2230, 2725, 4460, 5450, 5575, 10900, 11150, 22300, 24307, 48614, 97228, 121535, 243070, 486140, 607675, 1215350, 2430700]

約数ペア:

[(1, 2430700), (2, 1215350), (4, 607675), (5, 486140), (10, 243070), (20, 121535), (25, 97228), (50, 48614), (100, 24307), (109, 22300), (218, 11150), (223, 10900), (436, 5575), (446, 5450), (545, 4460), (892, 2725), (1090, 2230), (1115, 2180)]