145201460

素因数分解:

$2^2\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{6679}}^1$

素因数の和:7775

約数の個数: 24

約数和(自身を含む): 305249280

約数和(自身を除く): 160047820

約数列:

[1, 2, 4, 5, 10, 20, 1087, 2174, 4348, 5435, 6679, 10870, 13358, 21740, 26716, 33395, 66790, 133580, 7260073, 14520146, 29040292, 36300365, 72600730, 145201460]

約数ペア:

[(1, 145201460), (2, 72600730), (4, 36300365), (5, 29040292), (10, 14520146), (20, 7260073), (1087, 133580), (2174, 66790), (4348, 33395), (5435, 26716), (6679, 21740), (10870, 13358)]