20354670

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{32309}}^1$

素因数の和:32329

約数の個数: 48

約数和(自身を含む): 60484320

約数和(自身を除く): 40129650

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 32309, 64618, 96927, 161545, 193854, 226163, 290781, 323090, 452326, 484635, 581562, 678489, 969270, 1130815, 1356978, 1453905, 2035467, 2261630, 2907810, 3392445, 4070934, 6784890, 10177335, 20354670]

約数ペア:

[(1, 20354670), (2, 10177335), (3, 6784890), (5, 4070934), (6, 3392445), (7, 2907810), (9, 2261630), (10, 2035467), (14, 1453905), (15, 1356978), (18, 1130815), (21, 969270), (30, 678489), (35, 581562), (42, 484635), (45, 452326), (63, 323090), (70, 290781), (90, 226163), (105, 193854), (126, 161545), (210, 96927), (315, 64618), (630, 32309)]