2491709440

素因数分解:

$2^{11}\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2011}}^1$

素因数の和:2060

約数の個数: 144

約数和(自身を含む): 6574833720

約数和(自身を除く): 4083124280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 256, 320, 352, 440, 484, 512, 605, 640, 704, 880, 968, 1024, 1210, 1280, 1408, 1760, 1936, 2011, 2048, 2420, 2560, 2816, 3520, 3872, 4022, 4840, 5120, 5632, 7040, 7744, 8044, 9680, 10055, 10240, 11264, 14080, 15488, 16088, 19360, 20110, 22121, 22528, 28160, 30976, 32176, 38720, 40220, 44242, 56320, 61952, 64352, 77440, 80440, 88484, 110605, 112640, 123904, 128704, 154880, 160880, 176968, 221210, 243331, 247808, 257408, 309760, 321760, 353936, 442420, 486662, 514816, 619520, 643520, 707872, 884840, 973324, 1029632, 1216655, 1239040, 1287040, 1415744, 1769680, 1946648, 2059264, 2433310, 2574080, 2831488, 3539360, 3893296, 4118528, 4866620, 5148160, 5662976, 7078720, 7786592, 9733240, 10296320, 11325952, 14157440, 15573184, 19466480, 20592640, 22651904, 28314880, 31146368, 38932960, 45303808, 56629760, 62292736, 77865920, 113259520, 124585472, 155731840, 226519040, 249170944, 311463680, 498341888, 622927360, 1245854720, 2491709440]

約数ペア:

[(1, 2491709440), (2, 1245854720), (4, 622927360), (5, 498341888), (8, 311463680), (10, 249170944), (11, 226519040), (16, 155731840), (20, 124585472), (22, 113259520), (32, 77865920), (40, 62292736), (44, 56629760), (55, 45303808), (64, 38932960), (80, 31146368), (88, 28314880), (110, 22651904), (121, 20592640), (128, 19466480), (160, 15573184), (176, 14157440), (220, 11325952), (242, 10296320), (256, 9733240), (320, 7786592), (352, 7078720), (440, 5662976), (484, 5148160), (512, 4866620), (605, 4118528), (640, 3893296), (704, 3539360), (880, 2831488), (968, 2574080), (1024, 2433310), (1210, 2059264), (1280, 1946648), (1408, 1769680), (1760, 1415744), (1936, 1287040), (2011, 1239040), (2048, 1216655), (2420, 1029632), (2560, 973324), (2816, 884840), (3520, 707872), (3872, 643520), (4022, 619520), (4840, 514816), (5120, 486662), (5632, 442420), (7040, 353936), (7744, 321760), (8044, 309760), (9680, 257408), (10055, 247808), (10240, 243331), (11264, 221210), (14080, 176968), (15488, 160880), (16088, 154880), (19360, 128704), (20110, 123904), (22121, 112640), (22528, 110605), (28160, 88484), (30976, 80440), (32176, 77440), (38720, 64352), (40220, 61952), (44242, 56320)]