12640432

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{701}}^1$

素因数の和:746

約数の個数: 60

約数和(自身を含む): 29770416

約数和(自身を除く): 17129984

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 92, 98, 112, 161, 184, 196, 322, 368, 392, 644, 701, 784, 1127, 1288, 1402, 2254, 2576, 2804, 4508, 4907, 5608, 9016, 9814, 11216, 16123, 18032, 19628, 32246, 34349, 39256, 64492, 68698, 78512, 112861, 128984, 137396, 225722, 257968, 274792, 451444, 549584, 790027, 902888, 1580054, 1805776, 3160108, 6320216, 12640432]

約数ペア:

[(1, 12640432), (2, 6320216), (4, 3160108), (7, 1805776), (8, 1580054), (14, 902888), (16, 790027), (23, 549584), (28, 451444), (46, 274792), (49, 257968), (56, 225722), (92, 137396), (98, 128984), (112, 112861), (161, 78512), (184, 68698), (196, 64492), (322, 39256), (368, 34349), (392, 32246), (644, 19628), (701, 18032), (784, 16123), (1127, 11216), (1288, 9814), (1402, 9016), (2254, 5608), (2576, 4907), (2804, 4508)]