5491880

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{547}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 12428640

約数和(自身を除く): 6936760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 547, 1004, 1094, 1255, 2008, 2188, 2510, 2735, 4376, 5020, 5470, 10040, 10940, 21880, 137297, 274594, 549188, 686485, 1098376, 1372970, 2745940, 5491880]

約数ペア:

[(1, 5491880), (2, 2745940), (4, 1372970), (5, 1098376), (8, 686485), (10, 549188), (20, 274594), (40, 137297), (251, 21880), (502, 10940), (547, 10040), (1004, 5470), (1094, 5020), (1255, 4376), (2008, 2735), (2188, 2510)]