840980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{6007}}^1$

素因数の和:6023

約数の個数: 24

約数和(自身を含む): 2018688

約数和(自身を除く): 1177708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6007, 12014, 24028, 30035, 42049, 60070, 84098, 120140, 168196, 210245, 420490, 840980]

約数ペア:

[(1, 840980), (2, 420490), (4, 210245), (5, 168196), (7, 120140), (10, 84098), (14, 60070), (20, 42049), (28, 30035), (35, 24028), (70, 12014), (140, 6007)]