49804940

素因数分解:

$2^2\times 5^1\times {\mathrm{2490247}}^1$

素因数の和:2490256

約数の個数: 12

約数和(自身を含む): 104590416

約数和(自身を除く): 54785476

約数列:

[1, 2, 4, 5, 10, 20, 2490247, 4980494, 9960988, 12451235, 24902470, 49804940]

約数ペア:

[(1, 49804940), (2, 24902470), (4, 12451235), (5, 9960988), (10, 4980494), (20, 2490247)]