20239360

素因数分解:

$2^{10}\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:151

約数の個数: 88

約数和(自身を含む): 50110560

約数和(自身を除く): 29871200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 67, 80, 118, 128, 134, 160, 236, 256, 268, 295, 320, 335, 472, 512, 536, 590, 640, 670, 944, 1024, 1072, 1180, 1280, 1340, 1888, 2144, 2360, 2560, 2680, 3776, 3953, 4288, 4720, 5120, 5360, 7552, 7906, 8576, 9440, 10720, 15104, 15812, 17152, 18880, 19765, 21440, 30208, 31624, 34304, 37760, 39530, 42880, 60416, 63248, 68608, 75520, 79060, 85760, 126496, 151040, 158120, 171520, 252992, 302080, 316240, 343040, 505984, 632480, 1011968, 1264960, 2023936, 2529920, 4047872, 5059840, 10119680, 20239360]

約数ペア:

[(1, 20239360), (2, 10119680), (4, 5059840), (5, 4047872), (8, 2529920), (10, 2023936), (16, 1264960), (20, 1011968), (32, 632480), (40, 505984), (59, 343040), (64, 316240), (67, 302080), (80, 252992), (118, 171520), (128, 158120), (134, 151040), (160, 126496), (236, 85760), (256, 79060), (268, 75520), (295, 68608), (320, 63248), (335, 60416), (472, 42880), (512, 39530), (536, 37760), (590, 34304), (640, 31624), (670, 30208), (944, 21440), (1024, 19765), (1072, 18880), (1180, 17152), (1280, 15812), (1340, 15104), (1888, 10720), (2144, 9440), (2360, 8576), (2560, 7906), (2680, 7552), (3776, 5360), (3953, 5120), (4288, 4720)]