31715180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11923}}^1$

素因数の和:11958

約数の個数: 48

約数和(自身を含む): 80129280

約数和(自身を除く): 48414100

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 11923, 23846, 47692, 59615, 83461, 119230, 166922, 226537, 238460, 333844, 417305, 453074, 834610, 906148, 1132685, 1585759, 1669220, 2265370, 3171518, 4530740, 6343036, 7928795, 15857590, 31715180]

約数ペア:

[(1, 31715180), (2, 15857590), (4, 7928795), (5, 6343036), (7, 4530740), (10, 3171518), (14, 2265370), (19, 1669220), (20, 1585759), (28, 1132685), (35, 906148), (38, 834610), (70, 453074), (76, 417305), (95, 333844), (133, 238460), (140, 226537), (190, 166922), (266, 119230), (380, 83461), (532, 59615), (665, 47692), (1330, 23846), (2660, 11923)]