2881808

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:263

約数の個数: 40

約数和(自身を含む): 5999616

約数和(自身を除く): 3117808

約数列:

[1, 2, 4, 8, 16, 23, 41, 46, 82, 92, 164, 184, 191, 328, 368, 382, 656, 764, 943, 1528, 1886, 3056, 3772, 4393, 7544, 7831, 8786, 15088, 15662, 17572, 31324, 35144, 62648, 70288, 125296, 180113, 360226, 720452, 1440904, 2881808]

約数ペア:

[(1, 2881808), (2, 1440904), (4, 720452), (8, 360226), (16, 180113), (23, 125296), (41, 70288), (46, 62648), (82, 35144), (92, 31324), (164, 17572), (184, 15662), (191, 15088), (328, 8786), (368, 7831), (382, 7544), (656, 4393), (764, 3772), (943, 3056), (1528, 1886)]