67788980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{484207}}^1$

素因数の和:484223

約数の個数: 24

約数和(自身を含む): 162693888

約数和(自身を除く): 94904908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 484207, 968414, 1936828, 2421035, 3389449, 4842070, 6778898, 9684140, 13557796, 16947245, 33894490, 67788980]

約数ペア:

[(1, 67788980), (2, 33894490), (4, 16947245), (5, 13557796), (7, 9684140), (10, 6778898), (14, 4842070), (20, 3389449), (28, 2421035), (35, 1936828), (70, 968414), (140, 484207)]