20148261760

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{260179}}^1$

素因数の和:260220

約数の個数: 96

約数和(自身を含む): 52944028200

約数和(自身を除く): 32795766440

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, 320, 352, 440, 484, 605, 640, 704, 880, 968, 1210, 1408, 1760, 1936, 2420, 3520, 3872, 4840, 7040, 7744, 9680, 15488, 19360, 38720, 77440, 260179, 520358, 1040716, 1300895, 2081432, 2601790, 2861969, 4162864, 5203580, 5723938, 8325728, 10407160, 11447876, 14309845, 16651456, 20814320, 22895752, 28619690, 31481659, 33302912, 41628640, 45791504, 57239380, 62963318, 83257280, 91583008, 114478760, 125926636, 157408295, 166514560, 183166016, 228957520, 251853272, 314816590, 366332032, 457915040, 503706544, 629633180, 915830080, 1007413088, 1259266360, 1831660160, 2014826176, 2518532720, 4029652352, 5037065440, 10074130880, 20148261760]

約数ペア:

[(1, 20148261760), (2, 10074130880), (4, 5037065440), (5, 4029652352), (8, 2518532720), (10, 2014826176), (11, 1831660160), (16, 1259266360), (20, 1007413088), (22, 915830080), (32, 629633180), (40, 503706544), (44, 457915040), (55, 366332032), (64, 314816590), (80, 251853272), (88, 228957520), (110, 183166016), (121, 166514560), (128, 157408295), (160, 125926636), (176, 114478760), (220, 91583008), (242, 83257280), (320, 62963318), (352, 57239380), (440, 45791504), (484, 41628640), (605, 33302912), (640, 31481659), (704, 28619690), (880, 22895752), (968, 20814320), (1210, 16651456), (1408, 14309845), (1760, 11447876), (1936, 10407160), (2420, 8325728), (3520, 5723938), (3872, 5203580), (4840, 4162864), (7040, 2861969), (7744, 2601790), (9680, 2081432), (15488, 1300895), (19360, 1040716), (38720, 520358), (77440, 260179)]