48720940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{128213}}^1$

素因数の和:128241

約数の個数: 24

約数和(自身を含む): 107699760

約数和(自身を除く): 58978820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 128213, 256426, 512852, 641065, 1282130, 2436047, 2564260, 4872094, 9744188, 12180235, 24360470, 48720940]

約数ペア:

[(1, 48720940), (2, 24360470), (4, 12180235), (5, 9744188), (10, 4872094), (19, 2564260), (20, 2436047), (38, 1282130), (76, 641065), (95, 512852), (190, 256426), (380, 128213)]