20687535230

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{709}}^1\times {\mathrm{71167}}^1$

素因数の和:71924

約数の個数: 32

約数和(自身を含む): 38200135680

約数和(自身を除く): 17512600450

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 709, 1418, 3545, 7090, 29069, 58138, 71167, 142334, 145345, 290690, 355835, 711670, 2917847, 5835694, 14589235, 29178470, 50457403, 100914806, 252287015, 504574030, 2068753523, 4137507046, 10343767615, 20687535230]

約数ペア:

[(1, 20687535230), (2, 10343767615), (5, 4137507046), (10, 2068753523), (41, 504574030), (82, 252287015), (205, 100914806), (410, 50457403), (709, 29178470), (1418, 14589235), (3545, 5835694), (7090, 2917847), (29069, 711670), (58138, 355835), (71167, 290690), (142334, 145345)]