68264420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{487603}}^1$

素因数の和:487619

約数の個数: 24

約数和(自身を含む): 163834944

約数和(自身を除く): 95570524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 487603, 975206, 1950412, 2438015, 3413221, 4876030, 6826442, 9752060, 13652884, 17066105, 34132210, 68264420]

約数ペア:

[(1, 68264420), (2, 34132210), (4, 17066105), (5, 13652884), (7, 9752060), (10, 6826442), (14, 4876030), (20, 3413221), (28, 2438015), (35, 1950412), (70, 975206), (140, 487603)]