54212240

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6217}}^1$

素因数の和:6339

約数の個数: 40

約数和(自身を含む): 127220280

約数和(自身を除く): 73008040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 6217, 8720, 12434, 24868, 31085, 49736, 62170, 99472, 124340, 248680, 497360, 677653, 1355306, 2710612, 3388265, 5421224, 6776530, 10842448, 13553060, 27106120, 54212240]

約数ペア:

[(1, 54212240), (2, 27106120), (4, 13553060), (5, 10842448), (8, 6776530), (10, 5421224), (16, 3388265), (20, 2710612), (40, 1355306), (80, 677653), (109, 497360), (218, 248680), (436, 124340), (545, 99472), (872, 62170), (1090, 49736), (1744, 31085), (2180, 24868), (4360, 12434), (6217, 8720)]