311931190

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{3119}}^1$

素因数の和:3336

約数の個数: 32

約数和(自身を含む): 573505920

約数和(自身を除く): 261574730

約数列:

[1, 2, 5, 10, 73, 137, 146, 274, 365, 685, 730, 1370, 3119, 6238, 10001, 15595, 20002, 31190, 50005, 100010, 227687, 427303, 455374, 854606, 1138435, 2136515, 2276870, 4273030, 31193119, 62386238, 155965595, 311931190]

約数ペア:

[(1, 311931190), (2, 155965595), (5, 62386238), (10, 31193119), (73, 4273030), (137, 2276870), (146, 2136515), (274, 1138435), (365, 854606), (685, 455374), (730, 427303), (1370, 227687), (3119, 100010), (6238, 50005), (10001, 31190), (15595, 20002)]