2247420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{5351}}^1$

素因数の和:5370

約数の個数: 48

約数和(自身を含む): 7193088

約数和(自身を除く): 4945668

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, 5351, 10702, 16053, 21404, 26755, 32106, 37457, 53510, 64212, 74914, 80265, 107020, 112371, 149828, 160530, 187285, 224742, 321060, 374570, 449484, 561855, 749140, 1123710, 2247420]

約数ペア:

[(1, 2247420), (2, 1123710), (3, 749140), (4, 561855), (5, 449484), (6, 374570), (7, 321060), (10, 224742), (12, 187285), (14, 160530), (15, 149828), (20, 112371), (21, 107020), (28, 80265), (30, 74914), (35, 64212), (42, 53510), (60, 37457), (70, 32106), (84, 26755), (105, 21404), (140, 16053), (210, 10702), (420, 5351)]