173867240

素因数分解:

$2^3\times 5^1\times {\mathrm{1931}}^1\times {\mathrm{2251}}^1$

素因数の和:4193

約数の個数: 32

約数和(自身を含む): 391577760

約数和(自身を除く): 217710520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1931, 2251, 3862, 4502, 7724, 9004, 9655, 11255, 15448, 18008, 19310, 22510, 38620, 45020, 77240, 90040, 4346681, 8693362, 17386724, 21733405, 34773448, 43466810, 86933620, 173867240]

約数ペア:

[(1, 173867240), (2, 86933620), (4, 43466810), (5, 34773448), (8, 21733405), (10, 17386724), (20, 8693362), (40, 4346681), (1931, 90040), (2251, 77240), (3862, 45020), (4502, 38620), (7724, 22510), (9004, 19310), (9655, 18008), (11255, 15448)]