49909910

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{11369}}^1$

素因数の和:11815

約数の個数: 16

約数和(自身を含む): 90050400

約数和(自身を除く): 40140490

約数列:

[1, 2, 5, 10, 439, 878, 2195, 4390, 11369, 22738, 56845, 113690, 4990991, 9981982, 24954955, 49909910]

約数ペア:

[(1, 49909910), (2, 24954955), (5, 9981982), (10, 4990991), (439, 113690), (878, 56845), (2195, 22738), (4390, 11369)]