20173460980

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{7362577}}^1$

素因数の和:7362723

約数の個数: 24

約数和(自身を含む): 42673502088

約数和(自身を除く): 22500041108

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 7362577, 14725154, 29450308, 36812885, 73625770, 147251540, 1008673049, 2017346098, 4034692196, 5043365245, 10086730490, 20173460980]

約数ペア:

[(1, 20173460980), (2, 10086730490), (4, 5043365245), (5, 4034692196), (10, 2017346098), (20, 1008673049), (137, 147251540), (274, 73625770), (548, 36812885), (685, 29450308), (1370, 14725154), (2740, 7362577)]