7004440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4271}}^1$

素因数の和:4323

約数の個数: 32

約数和(自身を含む): 16148160

約数和(自身を除く): 9143720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 4271, 8542, 17084, 21355, 34168, 42710, 85420, 170840, 175111, 350222, 700444, 875555, 1400888, 1751110, 3502220, 7004440]

約数ペア:

[(1, 7004440), (2, 3502220), (4, 1751110), (5, 1400888), (8, 875555), (10, 700444), (20, 350222), (40, 175111), (41, 170840), (82, 85420), (164, 42710), (205, 34168), (328, 21355), (410, 17084), (820, 8542), (1640, 4271)]