8742680

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1721}}^1$

素因数の和:1859

約数の個数: 32

約数和(自身を含む): 19837440

約数和(自身を除く): 11094760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 1721, 2540, 3442, 5080, 6884, 8605, 13768, 17210, 34420, 68840, 218567, 437134, 874268, 1092835, 1748536, 2185670, 4371340, 8742680]

約数ペア:

[(1, 8742680), (2, 4371340), (4, 2185670), (5, 1748536), (8, 1092835), (10, 874268), (20, 437134), (40, 218567), (127, 68840), (254, 34420), (508, 17210), (635, 13768), (1016, 8605), (1270, 6884), (1721, 5080), (2540, 3442)]