20849340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{347489}}^1$

素因数の和:347501

約数の個数: 24

約数和(自身を含む): 58378320

約数和(自身を除く): 37528980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 347489, 694978, 1042467, 1389956, 1737445, 2084934, 3474890, 4169868, 5212335, 6949780, 10424670, 20849340]

約数ペア:

[(1, 20849340), (2, 10424670), (3, 6949780), (4, 5212335), (5, 4169868), (6, 3474890), (10, 2084934), (12, 1737445), (15, 1389956), (20, 1042467), (30, 694978), (60, 347489)]