1323648740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{32143}}^1$

素因数の和:32252

約数の個数: 48

約数和(自身を含む): 2916103680

約数和(自身を除く): 1592454940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 71, 116, 142, 145, 284, 290, 355, 580, 710, 1420, 2059, 4118, 8236, 10295, 20590, 32143, 41180, 64286, 128572, 160715, 321430, 642860, 932147, 1864294, 2282153, 3728588, 4564306, 4660735, 9128612, 9321470, 11410765, 18642940, 22821530, 45643060, 66182437, 132364874, 264729748, 330912185, 661824370, 1323648740]

約数ペア:

[(1, 1323648740), (2, 661824370), (4, 330912185), (5, 264729748), (10, 132364874), (20, 66182437), (29, 45643060), (58, 22821530), (71, 18642940), (116, 11410765), (142, 9321470), (145, 9128612), (284, 4660735), (290, 4564306), (355, 3728588), (580, 2282153), (710, 1864294), (1420, 932147), (2059, 642860), (4118, 321430), (8236, 160715), (10295, 128572), (20590, 64286), (32143, 41180)]