26657920

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1811}}^1$

素因数の和:1853

約数の個数: 64

約数和(自身を含む): 66536640

約数和(自身を除く): 39878720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1811, 1840, 2944, 3622, 3680, 7244, 7360, 9055, 14488, 14720, 18110, 28976, 36220, 41653, 57952, 72440, 83306, 115904, 144880, 166612, 208265, 231808, 289760, 333224, 416530, 579520, 666448, 833060, 1159040, 1332896, 1666120, 2665792, 3332240, 5331584, 6664480, 13328960, 26657920]

約数ペア:

[(1, 26657920), (2, 13328960), (4, 6664480), (5, 5331584), (8, 3332240), (10, 2665792), (16, 1666120), (20, 1332896), (23, 1159040), (32, 833060), (40, 666448), (46, 579520), (64, 416530), (80, 333224), (92, 289760), (115, 231808), (128, 208265), (160, 166612), (184, 144880), (230, 115904), (320, 83306), (368, 72440), (460, 57952), (640, 41653), (736, 36220), (920, 28976), (1472, 18110), (1811, 14720), (1840, 14488), (2944, 9055), (3622, 7360), (3680, 7244)]