202384420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{2897}}^1$

素因数の和:3412

約数の個数: 48

約数和(自身を含む): 486864000

約数和(自身を除く): 284479580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 499, 998, 1996, 2495, 2897, 3493, 4990, 5794, 6986, 9980, 11588, 13972, 14485, 17465, 20279, 28970, 34930, 40558, 57940, 69860, 81116, 101395, 202790, 405580, 1445603, 2891206, 5782412, 7228015, 10119221, 14456030, 20238442, 28912060, 40476884, 50596105, 101192210, 202384420]

約数ペア:

[(1, 202384420), (2, 101192210), (4, 50596105), (5, 40476884), (7, 28912060), (10, 20238442), (14, 14456030), (20, 10119221), (28, 7228015), (35, 5782412), (70, 2891206), (140, 1445603), (499, 405580), (998, 202790), (1996, 101395), (2495, 81116), (2897, 69860), (3493, 57940), (4990, 40558), (5794, 34930), (6986, 28970), (9980, 20279), (11588, 17465), (13972, 14485)]