28142560

素因数分解:

$2^5\times 5^1\times {\mathrm{175891}}^1$

素因数の和:175906

約数の個数: 24

約数和(自身を含む): 66487176

約数和(自身を除く): 38344616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 175891, 351782, 703564, 879455, 1407128, 1758910, 2814256, 3517820, 5628512, 7035640, 14071280, 28142560]

約数ペア:

[(1, 28142560), (2, 14071280), (4, 7035640), (5, 5628512), (8, 3517820), (10, 2814256), (16, 1758910), (20, 1407128), (32, 879455), (40, 703564), (80, 351782), (160, 175891)]