12385432840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1223857}}^1$

素因数の和:1223902

約数の個数: 64

約数和(自身を含む): 31722399360

約数和(自身を除く): 19336966520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 10120, 1223857, 2447714, 4895428, 6119285, 9790856, 12238570, 13462427, 24477140, 26924854, 28148711, 48954280, 53849708, 56297422, 67312135, 107699416, 112594844, 134624270, 140743555, 225189688, 269248540, 281487110, 309635821, 538497080, 562974220, 619271642, 1125948440, 1238543284, 1548179105, 2477086568, 3096358210, 6192716420, 12385432840]

約数ペア:

[(1, 12385432840), (2, 6192716420), (4, 3096358210), (5, 2477086568), (8, 1548179105), (10, 1238543284), (11, 1125948440), (20, 619271642), (22, 562974220), (23, 538497080), (40, 309635821), (44, 281487110), (46, 269248540), (55, 225189688), (88, 140743555), (92, 134624270), (110, 112594844), (115, 107699416), (184, 67312135), (220, 56297422), (230, 53849708), (253, 48954280), (440, 28148711), (460, 26924854), (506, 24477140), (920, 13462427), (1012, 12238570), (1265, 9790856), (2024, 6119285), (2530, 4895428), (5060, 2447714), (10120, 1223857)]