118531490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{21991}}^1$

素因数の和:22023

約数の個数: 48

約数和(自身を含む): 270765504

約数和(自身を除く): 152234014

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 2695, 5390, 21991, 43982, 109955, 153937, 219910, 241901, 307874, 483802, 769685, 1077559, 1209505, 1539370, 1693307, 2155118, 2419010, 3386614, 5387795, 8466535, 10775590, 11853149, 16933070, 23706298, 59265745, 118531490]

約数ペア:

[(1, 118531490), (2, 59265745), (5, 23706298), (7, 16933070), (10, 11853149), (11, 10775590), (14, 8466535), (22, 5387795), (35, 3386614), (49, 2419010), (55, 2155118), (70, 1693307), (77, 1539370), (98, 1209505), (110, 1077559), (154, 769685), (245, 483802), (385, 307874), (490, 241901), (539, 219910), (770, 153937), (1078, 109955), (2695, 43982), (5390, 21991)]