78858740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{207523}}^1$

素因数の和:207551

約数の個数: 24

約数和(自身を含む): 174320160

約数和(自身を除く): 95461420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 207523, 415046, 830092, 1037615, 2075230, 3942937, 4150460, 7885874, 15771748, 19714685, 39429370, 78858740]

約数ペア:

[(1, 78858740), (2, 39429370), (4, 19714685), (5, 15771748), (10, 7885874), (19, 4150460), (20, 3942937), (38, 2075230), (76, 1037615), (95, 830092), (190, 415046), (380, 207523)]