49900040

素因数分解:

$2^3\times 5^1\times {\mathrm{1247501}}^1$

素因数の和:1247512

約数の個数: 16

約数和(自身を含む): 112275180

約数和(自身を除く): 62375140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1247501, 2495002, 4990004, 6237505, 9980008, 12475010, 24950020, 49900040]

約数ペア:

[(1, 49900040), (2, 24950020), (4, 12475010), (5, 9980008), (8, 6237505), (10, 4990004), (20, 2495002), (40, 1247501)]