11274920

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1123}}^1$

素因数の和:1385

約数の個数: 32

約数和(自身を含む): 25492320

約数和(自身を除く): 14217400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1123, 1255, 2008, 2246, 2510, 4492, 5020, 5615, 8984, 10040, 11230, 22460, 44920, 281873, 563746, 1127492, 1409365, 2254984, 2818730, 5637460, 11274920]

約数ペア:

[(1, 11274920), (2, 5637460), (4, 2818730), (5, 2254984), (8, 1409365), (10, 1127492), (20, 563746), (40, 281873), (251, 44920), (502, 22460), (1004, 11230), (1123, 10040), (1255, 8984), (2008, 5615), (2246, 5020), (2510, 4492)]