1375060

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:555

約数の個数: 24

約数和(自身を含む): 2910600

約数和(自身を除く): 1535540

約数列:

[1, 2, 4, 5, 10, 20, 197, 349, 394, 698, 788, 985, 1396, 1745, 1970, 3490, 3940, 6980, 68753, 137506, 275012, 343765, 687530, 1375060]

約数ペア:

[(1, 1375060), (2, 687530), (4, 343765), (5, 275012), (10, 137506), (20, 68753), (197, 6980), (349, 3940), (394, 3490), (698, 1970), (788, 1745), (985, 1396)]