8167240

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2797}}^1$

素因数の和:2881

約数の個数: 32

約数和(自身を含む): 18634680

約数和(自身を除く): 10467440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2797, 2920, 5594, 11188, 13985, 22376, 27970, 55940, 111880, 204181, 408362, 816724, 1020905, 1633448, 2041810, 4083620, 8167240]

約数ペア:

[(1, 8167240), (2, 4083620), (4, 2041810), (5, 1633448), (8, 1020905), (10, 816724), (20, 408362), (40, 204181), (73, 111880), (146, 55940), (292, 27970), (365, 22376), (584, 13985), (730, 11188), (1460, 5594), (2797, 2920)]