54986380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{144701}}^1$

素因数の和:144729

約数の個数: 24

約数和(自身を含む): 121549680

約数和(自身を除く): 66563300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 144701, 289402, 578804, 723505, 1447010, 2749319, 2894020, 5498638, 10997276, 13746595, 27493190, 54986380]

約数ペア:

[(1, 54986380), (2, 27493190), (4, 13746595), (5, 10997276), (10, 5498638), (19, 2894020), (20, 2749319), (38, 1447010), (76, 723505), (95, 578804), (190, 289402), (380, 144701)]