328020140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2343001}}^1$

素因数の和:2343017

約数の個数: 24

約数和(自身を含む): 787248672

約数和(自身を除く): 459228532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2343001, 4686002, 9372004, 11715005, 16401007, 23430010, 32802014, 46860020, 65604028, 82005035, 164010070, 328020140]

約数ペア:

[(1, 328020140), (2, 164010070), (4, 82005035), (5, 65604028), (7, 46860020), (10, 32802014), (14, 23430010), (20, 16401007), (28, 11715005), (35, 9372004), (70, 4686002), (140, 2343001)]