29947600

素因数分解:

$2^4\times 5^2\times {\mathrm{74869}}^1$

素因数の和:74887

約数の個数: 30

約数和(自身を含む): 71950070

約数和(自身を除く): 42002470

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 74869, 149738, 299476, 374345, 598952, 748690, 1197904, 1497380, 1871725, 2994760, 3743450, 5989520, 7486900, 14973800, 29947600]

約数ペア:

[(1, 29947600), (2, 14973800), (4, 7486900), (5, 5989520), (8, 3743450), (10, 2994760), (16, 1871725), (20, 1497380), (25, 1197904), (40, 748690), (50, 598952), (80, 374345), (100, 299476), (200, 149738), (400, 74869)]