49209140

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{22573}}^1$

素因数の和:22691

約数の個数: 24

約数和(自身を含む): 104291880

約数和(自身を除く): 55082740

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 22573, 45146, 90292, 112865, 225730, 451460, 2460457, 4920914, 9841828, 12302285, 24604570, 49209140]

約数ペア:

[(1, 49209140), (2, 24604570), (4, 12302285), (5, 9841828), (10, 4920914), (20, 2460457), (109, 451460), (218, 225730), (436, 112865), (545, 90292), (1090, 45146), (2180, 22573)]