6640690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4993}}^1$

素因数の和:5026

約数の個数: 32

約数和(自身を含む): 14382720

約数和(自身を除く): 7742030

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 4993, 9986, 24965, 34951, 49930, 69902, 94867, 174755, 189734, 349510, 474335, 664069, 948670, 1328138, 3320345, 6640690]

約数ペア:

[(1, 6640690), (2, 3320345), (5, 1328138), (7, 948670), (10, 664069), (14, 474335), (19, 349510), (35, 189734), (38, 174755), (70, 94867), (95, 69902), (133, 49930), (190, 34951), (266, 24965), (665, 9986), (1330, 4993)]