66724420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{476603}}^1$

素因数の和:476619

約数の個数: 24

約数和(自身を含む): 160138944

約数和(自身を除く): 93414524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 476603, 953206, 1906412, 2383015, 3336221, 4766030, 6672442, 9532060, 13344884, 16681105, 33362210, 66724420]

約数ペア:

[(1, 66724420), (2, 33362210), (4, 16681105), (5, 13344884), (7, 9532060), (10, 6672442), (14, 4766030), (20, 3336221), (28, 2383015), (35, 1906412), (70, 953206), (140, 476603)]