155849020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{1217}}^1$

素因数の和:1582

約数の個数: 48

約数和(自身を含む): 345814560

約数和(自身を除く): 189965540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 337, 380, 674, 1217, 1348, 1685, 2434, 3370, 4868, 6085, 6403, 6740, 12170, 12806, 23123, 24340, 25612, 32015, 46246, 64030, 92492, 115615, 128060, 231230, 410129, 462460, 820258, 1640516, 2050645, 4101290, 7792451, 8202580, 15584902, 31169804, 38962255, 77924510, 155849020]

約数ペア:

[(1, 155849020), (2, 77924510), (4, 38962255), (5, 31169804), (10, 15584902), (19, 8202580), (20, 7792451), (38, 4101290), (76, 2050645), (95, 1640516), (190, 820258), (337, 462460), (380, 410129), (674, 231230), (1217, 128060), (1348, 115615), (1685, 92492), (2434, 64030), (3370, 46246), (4868, 32015), (6085, 25612), (6403, 24340), (6740, 23123), (12170, 12806)]