68737340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21347}}^1$

素因数の和:21386

約数の個数: 48

約数和(自身を含む): 172150272

約数和(自身を除く): 103412932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 21347, 42694, 85388, 106735, 149429, 213470, 298858, 426940, 490981, 597716, 747145, 981962, 1494290, 1963924, 2454905, 2988580, 3436867, 4909810, 6873734, 9819620, 13747468, 17184335, 34368670, 68737340]

約数ペア:

[(1, 68737340), (2, 34368670), (4, 17184335), (5, 13747468), (7, 9819620), (10, 6873734), (14, 4909810), (20, 3436867), (23, 2988580), (28, 2454905), (35, 1963924), (46, 1494290), (70, 981962), (92, 747145), (115, 597716), (140, 490981), (161, 426940), (230, 298858), (322, 213470), (460, 149429), (644, 106735), (805, 85388), (1610, 42694), (3220, 21347)]