2773960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{9907}}^1$

素因数の和:9925

約数の個数: 32

約数和(自身を含む): 7133760

約数和(自身を除く): 4359800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 9907, 19814, 39628, 49535, 69349, 79256, 99070, 138698, 198140, 277396, 346745, 396280, 554792, 693490, 1386980, 2773960]

約数ペア:

[(1, 2773960), (2, 1386980), (4, 693490), (5, 554792), (7, 396280), (8, 346745), (10, 277396), (14, 198140), (20, 138698), (28, 99070), (35, 79256), (40, 69349), (56, 49535), (70, 39628), (140, 19814), (280, 9907)]