40004478

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:477

約数の個数: 48

約数和(自身を含む): 89107200

約数和(自身を除く): 49102722

約数列:

[1, 2, 3, 6, 9, 18, 59, 118, 139, 177, 271, 278, 354, 417, 531, 542, 813, 834, 1062, 1251, 1626, 2439, 2502, 4878, 8201, 15989, 16402, 24603, 31978, 37669, 47967, 49206, 73809, 75338, 95934, 113007, 143901, 147618, 226014, 287802, 339021, 678042, 2222471, 4444942, 6667413, 13334826, 20002239, 40004478]

約数ペア:

[(1, 40004478), (2, 20002239), (3, 13334826), (6, 6667413), (9, 4444942), (18, 2222471), (59, 678042), (118, 339021), (139, 287802), (177, 226014), (271, 147618), (278, 143901), (354, 113007), (417, 95934), (531, 75338), (542, 73809), (813, 49206), (834, 47967), (1062, 37669), (1251, 31978), (1626, 24603), (2439, 16402), (2502, 15989), (4878, 8201)]