393956670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{2521}}^1\times {\mathrm{5209}}^1$

素因数の和:7740

約数の個数: 32

約数和(自身を含む): 946052640

約数和(自身を除く): 552095970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 2521, 5042, 5209, 7563, 10418, 12605, 15126, 15627, 25210, 26045, 31254, 37815, 52090, 75630, 78135, 156270, 13131889, 26263778, 39395667, 65659445, 78791334, 131318890, 196978335, 393956670]

約数ペア:

[(1, 393956670), (2, 196978335), (3, 131318890), (5, 78791334), (6, 65659445), (10, 39395667), (15, 26263778), (30, 13131889), (2521, 156270), (5042, 78135), (5209, 75630), (7563, 52090), (10418, 37815), (12605, 31254), (15126, 26045), (15627, 25210)]