1567431640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^2\times {\mathrm{23311}}^1$

素因数の和:23404

約数の個数: 48

約数和(自身を含む): 3614991840

約数和(自身を除く): 2047560200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1681, 3362, 6724, 8405, 13448, 16810, 23311, 33620, 46622, 67240, 93244, 116555, 186488, 233110, 466220, 932440, 955751, 1911502, 3823004, 4778755, 7646008, 9557510, 19115020, 38230040, 39185791, 78371582, 156743164, 195928955, 313486328, 391857910, 783715820, 1567431640]

約数ペア:

[(1, 1567431640), (2, 783715820), (4, 391857910), (5, 313486328), (8, 195928955), (10, 156743164), (20, 78371582), (40, 39185791), (41, 38230040), (82, 19115020), (164, 9557510), (205, 7646008), (328, 4778755), (410, 3823004), (820, 1911502), (1640, 955751), (1681, 932440), (3362, 466220), (6724, 233110), (8405, 186488), (13448, 116555), (16810, 93244), (23311, 67240), (33620, 46622)]