7863640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6779}}^1$

素因数の和:6819

約数の個数: 32

約数和(自身を含む): 18306000

約数和(自身を除く): 10442360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 6779, 13558, 27116, 33895, 54232, 67790, 135580, 196591, 271160, 393182, 786364, 982955, 1572728, 1965910, 3931820, 7863640]

約数ペア:

[(1, 7863640), (2, 3931820), (4, 1965910), (5, 1572728), (8, 982955), (10, 786364), (20, 393182), (29, 271160), (40, 196591), (58, 135580), (116, 67790), (145, 54232), (232, 33895), (290, 27116), (580, 13558), (1160, 6779)]