20624670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:358

約数の個数: 96

約数和(自身を含む): 59439744

約数和(自身を除く): 38815074

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 83, 90, 99, 110, 165, 166, 198, 249, 251, 330, 415, 495, 498, 502, 747, 753, 830, 913, 990, 1245, 1255, 1494, 1506, 1826, 2259, 2490, 2510, 2739, 2761, 3735, 3765, 4518, 4565, 5478, 5522, 7470, 7530, 8217, 8283, 9130, 11295, 13695, 13805, 16434, 16566, 20833, 22590, 24849, 27390, 27610, 41085, 41415, 41666, 49698, 62499, 82170, 82830, 104165, 124245, 124998, 187497, 208330, 229163, 248490, 312495, 374994, 458326, 624990, 687489, 937485, 1145815, 1374978, 1874970, 2062467, 2291630, 3437445, 4124934, 6874890, 10312335, 20624670]

約数ペア:

[(1, 20624670), (2, 10312335), (3, 6874890), (5, 4124934), (6, 3437445), (9, 2291630), (10, 2062467), (11, 1874970), (15, 1374978), (18, 1145815), (22, 937485), (30, 687489), (33, 624990), (45, 458326), (55, 374994), (66, 312495), (83, 248490), (90, 229163), (99, 208330), (110, 187497), (165, 124998), (166, 124245), (198, 104165), (249, 82830), (251, 82170), (330, 62499), (415, 49698), (495, 41666), (498, 41415), (502, 41085), (747, 27610), (753, 27390), (830, 24849), (913, 22590), (990, 20833), (1245, 16566), (1255, 16434), (1494, 13805), (1506, 13695), (1826, 11295), (2259, 9130), (2490, 8283), (2510, 8217), (2739, 7530), (2761, 7470), (3735, 5522), (3765, 5478), (4518, 4565)]