1520430170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{21720431}}^1$

素因数の和:21720445

約数の個数: 16

約数和(自身を含む): 3127742208

約数和(自身を除く): 1607312038

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 21720431, 43440862, 108602155, 152043017, 217204310, 304086034, 760215085, 1520430170]

約数ペア:

[(1, 1520430170), (2, 760215085), (5, 304086034), (7, 217204310), (10, 152043017), (14, 108602155), (35, 43440862), (70, 21720431)]