2729072240

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{312967}}^1$

素因数の和:313089

約数の個数: 40

約数和(自身を含む): 6403325280

約数和(自身を除く): 3674253040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 312967, 625934, 1251868, 1564835, 2503736, 3129670, 5007472, 6259340, 12518680, 25037360, 34113403, 68226806, 136453612, 170567015, 272907224, 341134030, 545814448, 682268060, 1364536120, 2729072240]

約数ペア:

[(1, 2729072240), (2, 1364536120), (4, 682268060), (5, 545814448), (8, 341134030), (10, 272907224), (16, 170567015), (20, 136453612), (40, 68226806), (80, 34113403), (109, 25037360), (218, 12518680), (436, 6259340), (545, 5007472), (872, 3129670), (1090, 2503736), (1744, 1564835), (2180, 1251868), (4360, 625934), (8720, 312967)]