64694420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{462103}}^1$

素因数の和:462119

約数の個数: 24

約数和(自身を含む): 155266944

約数和(自身を除く): 90572524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 462103, 924206, 1848412, 2310515, 3234721, 4621030, 6469442, 9242060, 12938884, 16173605, 32347210, 64694420]

約数ペア:

[(1, 64694420), (2, 32347210), (4, 16173605), (5, 12938884), (7, 9242060), (10, 6469442), (14, 4621030), (20, 3234721), (28, 2310515), (35, 1848412), (70, 924206), (140, 462103)]