8231240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{389}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 19410300

約数和(自身を除く): 11179060

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 389, 460, 529, 778, 920, 1058, 1556, 1945, 2116, 2645, 3112, 3890, 4232, 5290, 7780, 8947, 10580, 15560, 17894, 21160, 35788, 44735, 71576, 89470, 178940, 205781, 357880, 411562, 823124, 1028905, 1646248, 2057810, 4115620, 8231240]

約数ペア:

[(1, 8231240), (2, 4115620), (4, 2057810), (5, 1646248), (8, 1028905), (10, 823124), (20, 411562), (23, 357880), (40, 205781), (46, 178940), (92, 89470), (115, 71576), (184, 44735), (230, 35788), (389, 21160), (460, 17894), (529, 15560), (778, 10580), (920, 8947), (1058, 7780), (1556, 5290), (1945, 4232), (2116, 3890), (2645, 3112)]