23115640

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1823}}^1$

素因数の和:2151

約数の個数: 32

約数和(自身を含む): 52202880

約数和(自身を除く): 29087240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 1823, 2536, 3170, 3646, 6340, 7292, 9115, 12680, 14584, 18230, 36460, 72920, 577891, 1155782, 2311564, 2889455, 4623128, 5778910, 11557820, 23115640]

約数ペア:

[(1, 23115640), (2, 11557820), (4, 5778910), (5, 4623128), (8, 2889455), (10, 2311564), (20, 1155782), (40, 577891), (317, 72920), (634, 36460), (1268, 18230), (1585, 14584), (1823, 12680), (2536, 9115), (3170, 7292), (3646, 6340)]