1370840260

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{347929}}^1$

素因数の和:348135

約数の個数: 24

約数和(自身を含む): 2893385880

約数和(自身を除く): 1522545620

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 347929, 695858, 1391716, 1739645, 3479290, 6958580, 68542013, 137084026, 274168052, 342710065, 685420130, 1370840260]

約数ペア:

[(1, 1370840260), (2, 685420130), (4, 342710065), (5, 274168052), (10, 137084026), (20, 68542013), (197, 6958580), (394, 3479290), (788, 1739645), (985, 1391716), (1970, 695858), (3940, 347929)]