2813859280

素因数分解:

$2^4\times 5^1\times {\mathrm{1783}}^1\times {\mathrm{19727}}^1$

素因数の和:21523

約数の個数: 40

約数和(自身を含む): 6546223872

約数和(自身を除く): 3732364592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1783, 3566, 7132, 8915, 14264, 17830, 19727, 28528, 35660, 39454, 71320, 78908, 98635, 142640, 157816, 197270, 315632, 394540, 789080, 1578160, 35173241, 70346482, 140692964, 175866205, 281385928, 351732410, 562771856, 703464820, 1406929640, 2813859280]

約数ペア:

[(1, 2813859280), (2, 1406929640), (4, 703464820), (5, 562771856), (8, 351732410), (10, 281385928), (16, 175866205), (20, 140692964), (40, 70346482), (80, 35173241), (1783, 1578160), (3566, 789080), (7132, 394540), (8915, 315632), (14264, 197270), (17830, 157816), (19727, 142640), (28528, 98635), (35660, 78908), (39454, 71320)]