20174420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144103}}^1$

素因数の和:144119

約数の個数: 24

約数和(自身を含む): 48418944

約数和(自身を除く): 28244524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144103, 288206, 576412, 720515, 1008721, 1441030, 2017442, 2882060, 4034884, 5043605, 10087210, 20174420]

約数ペア:

[(1, 20174420), (2, 10087210), (4, 5043605), (5, 4034884), (7, 2882060), (10, 2017442), (14, 1441030), (20, 1008721), (28, 720515), (35, 576412), (70, 288206), (140, 144103)]