514112560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{21493}}^1$

素因数の和:21542

約数の個数: 80

約数和(自身を含む): 1343289024

約数和(自身を除く): 829176464

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2392, 2990, 4784, 5980, 11960, 21493, 23920, 42986, 85972, 107465, 171944, 214930, 279409, 343888, 429860, 494339, 558818, 859720, 988678, 1117636, 1397045, 1719440, 1977356, 2235272, 2471695, 2794090, 3954712, 4470544, 4943390, 5588180, 6426407, 7909424, 9886780, 11176360, 12852814, 19773560, 22352720, 25705628, 32132035, 39547120, 51411256, 64264070, 102822512, 128528140, 257056280, 514112560]

約数ペア:

[(1, 514112560), (2, 257056280), (4, 128528140), (5, 102822512), (8, 64264070), (10, 51411256), (13, 39547120), (16, 32132035), (20, 25705628), (23, 22352720), (26, 19773560), (40, 12852814), (46, 11176360), (52, 9886780), (65, 7909424), (80, 6426407), (92, 5588180), (104, 4943390), (115, 4470544), (130, 3954712), (184, 2794090), (208, 2471695), (230, 2235272), (260, 1977356), (299, 1719440), (368, 1397045), (460, 1117636), (520, 988678), (598, 859720), (920, 558818), (1040, 494339), (1196, 429860), (1495, 343888), (1840, 279409), (2392, 214930), (2990, 171944), (4784, 107465), (5980, 85972), (11960, 42986), (21493, 23920)]