40478720

素因数分解:

$2^{11}\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:153

約数の個数: 96

約数和(自身を含む): 100245600

約数和(自身を除く): 59766880

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, 2048, 2144, 2360, 2560, 2680, 3776, 3953, 4288, 4720, 5120, 5360, 7552, 7906, 8576, 9440, 10240, 10720, 15104, 15812, 17152, 18880, 19765, 21440, 30208, 31624, 34304, 37760, 39530, 42880, 60416, 63248, 68608, 75520, 79060, 85760, 120832, 126496, 137216, 151040, 158120, 171520, 252992, 302080, 316240, 343040, 505984, 604160, 632480, 686080, 1011968, 1264960, 2023936, 2529920, 4047872, 5059840, 8095744, 10119680, 20239360, 40478720]

約数ペア:

[(1, 40478720), (2, 20239360), (4, 10119680), (5, 8095744), (8, 5059840), (10, 4047872), (16, 2529920), (20, 2023936), (32, 1264960), (40, 1011968), (59, 686080), (64, 632480), (67, 604160), (80, 505984), (118, 343040), (128, 316240), (134, 302080), (160, 252992), (236, 171520), (256, 158120), (268, 151040), (295, 137216), (320, 126496), (335, 120832), (472, 85760), (512, 79060), (536, 75520), (590, 68608), (640, 63248), (670, 60416), (944, 42880), (1024, 39530), (1072, 37760), (1180, 34304), (1280, 31624), (1340, 30208), (1888, 21440), (2048, 19765), (2144, 18880), (2360, 17152), (2560, 15812), (2680, 15104), (3776, 10720), (3953, 10240), (4288, 9440), (4720, 8576), (5120, 7906), (5360, 7552)]