77434420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{553103}}^1$

素因数の和:553119

約数の個数: 24

約数和(自身を含む): 185842944

約数和(自身を除く): 108408524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 553103, 1106206, 2212412, 2765515, 3871721, 5531030, 7743442, 11062060, 15486884, 19358605, 38717210, 77434420]

約数ペア:

[(1, 77434420), (2, 38717210), (4, 19358605), (5, 15486884), (7, 11062060), (10, 7743442), (14, 5531030), (20, 3871721), (28, 2765515), (35, 2212412), (70, 1106206), (140, 553103)]