28071350

素因数分解:

$2^1\times 5^2\times {\mathrm{509}}^1\times {\mathrm{1103}}^1$

素因数の和:1624

約数の個数: 24

約数和(自身を含む): 52362720

約数和(自身を除く): 24291370

約数列:

[1, 2, 5, 10, 25, 50, 509, 1018, 1103, 2206, 2545, 5090, 5515, 11030, 12725, 25450, 27575, 55150, 561427, 1122854, 2807135, 5614270, 14035675, 28071350]

約数ペア:

[(1, 28071350), (2, 14035675), (5, 5614270), (10, 2807135), (25, 1122854), (50, 561427), (509, 55150), (1018, 27575), (1103, 25450), (2206, 12725), (2545, 11030), (5090, 5515)]