3642440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2221}}^1$

素因数の和:2273

約数の個数: 32

約数和(自身を含む): 8399160

約数和(自身を除く): 4756720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 2221, 4442, 8884, 11105, 17768, 22210, 44420, 88840, 91061, 182122, 364244, 455305, 728488, 910610, 1821220, 3642440]

約数ペア:

[(1, 3642440), (2, 1821220), (4, 910610), (5, 728488), (8, 455305), (10, 364244), (20, 182122), (40, 91061), (41, 88840), (82, 44420), (164, 22210), (205, 17768), (328, 11105), (410, 8884), (820, 4442), (1640, 2221)]