1323138740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{859181}}^1$

素因数の和:859208

約数の個数: 48

約数和(自身を含む): 3464221824

約数和(自身を除く): 2141083084

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 859181, 1718362, 3436724, 4295905, 6014267, 8591810, 9450991, 12028534, 17183620, 18901982, 24057068, 30071335, 37803964, 47254955, 60142670, 66156937, 94509910, 120285340, 132313874, 189019820, 264627748, 330784685, 661569370, 1323138740]

約数ペア:

[(1, 1323138740), (2, 661569370), (4, 330784685), (5, 264627748), (7, 189019820), (10, 132313874), (11, 120285340), (14, 94509910), (20, 66156937), (22, 60142670), (28, 47254955), (35, 37803964), (44, 30071335), (55, 24057068), (70, 18901982), (77, 17183620), (110, 12028534), (140, 9450991), (154, 8591810), (220, 6014267), (308, 4295905), (385, 3436724), (770, 1718362), (1540, 859181)]