20238945840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{3943}}^1\times {\mathrm{7129}}^1$

素因数の和:11091

約数の個数: 120

約数和(自身を含む): 67995900960

約数和(自身を除く): 47756955120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 3943, 7129, 7886, 11829, 14258, 15772, 19715, 21387, 23658, 28516, 31544, 35487, 35645, 39430, 42774, 47316, 57032, 59145, 63088, 64161, 70974, 71290, 78860, 85548, 94632, 106935, 114064, 118290, 128322, 141948, 142580, 157720, 171096, 177435, 189264, 213870, 236580, 256644, 283896, 285160, 315440, 320805, 342192, 354870, 427740, 473160, 513288, 567792, 570320, 641610, 709740, 855480, 946320, 1026576, 1283220, 1419480, 1710960, 2566440, 2838960, 5132880, 28109647, 56219294, 84328941, 112438588, 140548235, 168657882, 224877176, 252986823, 281096470, 337315764, 421644705, 449754352, 505973646, 562192940, 674631528, 843289410, 1011947292, 1124385880, 1264934115, 1349263056, 1686578820, 2023894584, 2248771760, 2529868230, 3373157640, 4047789168, 5059736460, 6746315280, 10119472920, 20238945840]

約数ペア:

[(1, 20238945840), (2, 10119472920), (3, 6746315280), (4, 5059736460), (5, 4047789168), (6, 3373157640), (8, 2529868230), (9, 2248771760), (10, 2023894584), (12, 1686578820), (15, 1349263056), (16, 1264934115), (18, 1124385880), (20, 1011947292), (24, 843289410), (30, 674631528), (36, 562192940), (40, 505973646), (45, 449754352), (48, 421644705), (60, 337315764), (72, 281096470), (80, 252986823), (90, 224877176), (120, 168657882), (144, 140548235), (180, 112438588), (240, 84328941), (360, 56219294), (720, 28109647), (3943, 5132880), (7129, 2838960), (7886, 2566440), (11829, 1710960), (14258, 1419480), (15772, 1283220), (19715, 1026576), (21387, 946320), (23658, 855480), (28516, 709740), (31544, 641610), (35487, 570320), (35645, 567792), (39430, 513288), (42774, 473160), (47316, 427740), (57032, 354870), (59145, 342192), (63088, 320805), (64161, 315440), (70974, 285160), (71290, 283896), (78860, 256644), (85548, 236580), (94632, 213870), (106935, 189264), (114064, 177435), (118290, 171096), (128322, 157720), (141948, 142580)]