27940760

素因数分解:

$2^3\times 5^1\times {\mathrm{547}}^1\times {\mathrm{1277}}^1$

素因数の和:1835

約数の個数: 32

約数和(自身を含む): 63030960

約数和(自身を除く): 35090200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 547, 1094, 1277, 2188, 2554, 2735, 4376, 5108, 5470, 6385, 10216, 10940, 12770, 21880, 25540, 51080, 698519, 1397038, 2794076, 3492595, 5588152, 6985190, 13970380, 27940760]

約数ペア:

[(1, 27940760), (2, 13970380), (4, 6985190), (5, 5588152), (8, 3492595), (10, 2794076), (20, 1397038), (40, 698519), (547, 51080), (1094, 25540), (1277, 21880), (2188, 12770), (2554, 10940), (2735, 10216), (4376, 6385), (5108, 5470)]