4390120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{15679}}^1$

素因数の和:15697

約数の個数: 32

約数和(自身を含む): 11289600

約数和(自身を除く): 6899480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 15679, 31358, 62716, 78395, 109753, 125432, 156790, 219506, 313580, 439012, 548765, 627160, 878024, 1097530, 2195060, 4390120]

約数ペア:

[(1, 4390120), (2, 2195060), (4, 1097530), (5, 878024), (7, 627160), (8, 548765), (10, 439012), (14, 313580), (20, 219506), (28, 156790), (35, 125432), (40, 109753), (56, 78395), (70, 62716), (140, 31358), (280, 15679)]