3783220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 9249408

約数和(自身を除く): 5466188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 443, 610, 854, 886, 1220, 1708, 1772, 2135, 2215, 3101, 4270, 4430, 6202, 8540, 8860, 12404, 15505, 27023, 31010, 54046, 62020, 108092, 135115, 189161, 270230, 378322, 540460, 756644, 945805, 1891610, 3783220]

約数ペア:

[(1, 3783220), (2, 1891610), (4, 945805), (5, 756644), (7, 540460), (10, 378322), (14, 270230), (20, 189161), (28, 135115), (35, 108092), (61, 62020), (70, 54046), (122, 31010), (140, 27023), (244, 15505), (305, 12404), (427, 8860), (443, 8540), (610, 6202), (854, 4430), (886, 4270), (1220, 3101), (1708, 2215), (1772, 2135)]