31122420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{74101}}^1$

素因数の和:74120

約数の個数: 48

約数和(自身を含む): 99593088

約数和(自身を除く): 68470668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 74101, 148202, 222303, 296404, 370505, 444606, 518707, 741010, 889212, 1037414, 1111515, 1482020, 1556121, 2074828, 2223030, 2593535, 3112242, 4446060, 5187070, 6224484, 7780605, 10374140, 15561210, 31122420]

約数ペア:

[(1, 31122420), (2, 15561210), (3, 10374140), (4, 7780605), (5, 6224484), (6, 5187070), (7, 4446060), (10, 3112242), (12, 2593535), (14, 2223030), (15, 2074828), (20, 1556121), (21, 1482020), (28, 1111515), (30, 1037414), (35, 889212), (42, 741010), (60, 518707), (70, 444606), (84, 370505), (105, 296404), (140, 222303), (210, 148202), (420, 74101)]