1208702960

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{368507}}^1$

素因数の和:368561

約数の個数: 40

約数和(自身を含む): 2878784496

約数和(自身を除く): 1670081536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 368507, 737014, 1474028, 1842535, 2948056, 3685070, 5896112, 7370140, 14740280, 15108787, 29480560, 30217574, 60435148, 75543935, 120870296, 151087870, 241740592, 302175740, 604351480, 1208702960]

約数ペア:

[(1, 1208702960), (2, 604351480), (4, 302175740), (5, 241740592), (8, 151087870), (10, 120870296), (16, 75543935), (20, 60435148), (40, 30217574), (41, 29480560), (80, 15108787), (82, 14740280), (164, 7370140), (205, 5896112), (328, 3685070), (410, 2948056), (656, 1842535), (820, 1474028), (1640, 737014), (3280, 368507)]