1996654880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{151}}^1\times {\mathrm{683}}^1$

素因数の和:871

約数の個数: 144

約数和(自身を含む): 5226887232

約数和(自身を除く): 3230232352

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 151, 160, 176, 220, 242, 302, 352, 440, 484, 604, 605, 683, 755, 880, 968, 1208, 1210, 1366, 1510, 1661, 1760, 1936, 2416, 2420, 2732, 3020, 3322, 3415, 3872, 4832, 4840, 5464, 6040, 6644, 6830, 7513, 8305, 9680, 10928, 12080, 13288, 13660, 15026, 16610, 18271, 19360, 21856, 24160, 26576, 27320, 30052, 33220, 36542, 37565, 53152, 54640, 60104, 66440, 73084, 75130, 82643, 91355, 103133, 109280, 120208, 132880, 146168, 150260, 165286, 182710, 206266, 240416, 265760, 292336, 300520, 330572, 365420, 412532, 413215, 515665, 584672, 601040, 661144, 730840, 825064, 826430, 1031330, 1134463, 1202080, 1322288, 1461680, 1650128, 1652860, 2062660, 2268926, 2644576, 2923360, 3300256, 3305720, 4125320, 4537852, 5672315, 6611440, 8250640, 9075704, 11344630, 12479093, 13222880, 16501280, 18151408, 22689260, 24958186, 36302816, 45378520, 49916372, 62395465, 90757040, 99832744, 124790930, 181514080, 199665488, 249581860, 399330976, 499163720, 998327440, 1996654880]

約数ペア:

[(1, 1996654880), (2, 998327440), (4, 499163720), (5, 399330976), (8, 249581860), (10, 199665488), (11, 181514080), (16, 124790930), (20, 99832744), (22, 90757040), (32, 62395465), (40, 49916372), (44, 45378520), (55, 36302816), (80, 24958186), (88, 22689260), (110, 18151408), (121, 16501280), (151, 13222880), (160, 12479093), (176, 11344630), (220, 9075704), (242, 8250640), (302, 6611440), (352, 5672315), (440, 4537852), (484, 4125320), (604, 3305720), (605, 3300256), (683, 2923360), (755, 2644576), (880, 2268926), (968, 2062660), (1208, 1652860), (1210, 1650128), (1366, 1461680), (1510, 1322288), (1661, 1202080), (1760, 1134463), (1936, 1031330), (2416, 826430), (2420, 825064), (2732, 730840), (3020, 661144), (3322, 601040), (3415, 584672), (3872, 515665), (4832, 413215), (4840, 412532), (5464, 365420), (6040, 330572), (6644, 300520), (6830, 292336), (7513, 265760), (8305, 240416), (9680, 206266), (10928, 182710), (12080, 165286), (13288, 150260), (13660, 146168), (15026, 132880), (16610, 120208), (18271, 109280), (19360, 103133), (21856, 91355), (24160, 82643), (26576, 75130), (27320, 73084), (30052, 66440), (33220, 60104), (36542, 54640), (37565, 53152)]