12940312

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3001}}^1$

素因数の和:3032

約数の個数: 48

約数和(自身を含む): 30800520

約数和(自身を除く): 17860208

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 392, 539, 616, 1078, 2156, 3001, 4312, 6002, 12004, 21007, 24008, 33011, 42014, 66022, 84028, 132044, 147049, 168056, 231077, 264088, 294098, 462154, 588196, 924308, 1176392, 1617539, 1848616, 3235078, 6470156, 12940312]

約数ペア:

[(1, 12940312), (2, 6470156), (4, 3235078), (7, 1848616), (8, 1617539), (11, 1176392), (14, 924308), (22, 588196), (28, 462154), (44, 294098), (49, 264088), (56, 231077), (77, 168056), (88, 147049), (98, 132044), (154, 84028), (196, 66022), (308, 42014), (392, 33011), (539, 24008), (616, 21007), (1078, 12004), (2156, 6002), (3001, 4312)]