13474480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3917}}^1$

素因数の和:3973

約数の個数: 40

約数和(自身を含む): 32064912

約数和(自身を除く): 18590432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 3917, 7834, 15668, 19585, 31336, 39170, 62672, 78340, 156680, 168431, 313360, 336862, 673724, 842155, 1347448, 1684310, 2694896, 3368620, 6737240, 13474480]

約数ペア:

[(1, 13474480), (2, 6737240), (4, 3368620), (5, 2694896), (8, 1684310), (10, 1347448), (16, 842155), (20, 673724), (40, 336862), (43, 313360), (80, 168431), (86, 156680), (172, 78340), (215, 62672), (344, 39170), (430, 31336), (688, 19585), (860, 15668), (1720, 7834), (3440, 3917)]