121380980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{867007}}^1$

素因数の和:867023

約数の個数: 24

約数和(自身を含む): 291314688

約数和(自身を除く): 169933708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 867007, 1734014, 3468028, 4335035, 6069049, 8670070, 12138098, 17340140, 24276196, 30345245, 60690490, 121380980]

約数ペア:

[(1, 121380980), (2, 60690490), (4, 30345245), (5, 24276196), (7, 17340140), (10, 12138098), (14, 8670070), (20, 6069049), (28, 4335035), (35, 3468028), (70, 1734014), (140, 867007)]