15981721390

素因数分解:

$2^1\times 5^1\times {\mathrm{4759}}^1\times {\mathrm{335821}}^1$

素因数の和:340587

約数の個数: 16

約数和(自身を含む): 28773228960

約数和(自身を除く): 12791507570

約数列:

[1, 2, 5, 10, 4759, 9518, 23795, 47590, 335821, 671642, 1679105, 3358210, 1598172139, 3196344278, 7990860695, 15981721390]

約数ペア:

[(1, 15981721390), (2, 7990860695), (5, 3196344278), (10, 1598172139), (4759, 3358210), (9518, 1679105), (23795, 671642), (47590, 335821)]