20187401920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{2927}}^1\times {\mathrm{3079}}^1$

素因数の和:6030

約数の個数: 112

約数和(自身を含む): 54975191040

約数和(自身を除く): 34787789120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 2927, 3079, 5854, 6158, 11708, 12316, 14635, 15395, 20489, 21553, 23416, 24632, 29270, 30790, 40978, 43106, 46832, 49264, 58540, 61580, 81956, 86212, 93664, 98528, 102445, 107765, 117080, 123160, 163912, 172424, 187328, 197056, 204890, 215530, 234160, 246320, 327824, 344848, 409780, 431060, 468320, 492640, 655648, 689696, 819560, 862120, 936640, 985280, 1311296, 1379392, 1639120, 1724240, 3278240, 3448480, 6556480, 6896960, 9012233, 18024466, 36048932, 45061165, 63085631, 72097864, 90122330, 126171262, 144195728, 180244660, 252342524, 288391456, 315428155, 360489320, 504685048, 576782912, 630856310, 720978640, 1009370096, 1261712620, 1441957280, 2018740192, 2523425240, 2883914560, 4037480384, 5046850480, 10093700960, 20187401920]

約数ペア:

[(1, 20187401920), (2, 10093700960), (4, 5046850480), (5, 4037480384), (7, 2883914560), (8, 2523425240), (10, 2018740192), (14, 1441957280), (16, 1261712620), (20, 1009370096), (28, 720978640), (32, 630856310), (35, 576782912), (40, 504685048), (56, 360489320), (64, 315428155), (70, 288391456), (80, 252342524), (112, 180244660), (140, 144195728), (160, 126171262), (224, 90122330), (280, 72097864), (320, 63085631), (448, 45061165), (560, 36048932), (1120, 18024466), (2240, 9012233), (2927, 6896960), (3079, 6556480), (5854, 3448480), (6158, 3278240), (11708, 1724240), (12316, 1639120), (14635, 1379392), (15395, 1311296), (20489, 985280), (21553, 936640), (23416, 862120), (24632, 819560), (29270, 689696), (30790, 655648), (40978, 492640), (43106, 468320), (46832, 431060), (49264, 409780), (58540, 344848), (61580, 327824), (81956, 246320), (86212, 234160), (93664, 215530), (98528, 204890), (102445, 197056), (107765, 187328), (117080, 172424), (123160, 163912)]