40531456

素因数分解:

$2^9\times 7^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:331

約数の個数: 80

約数和(自身を含む): 95065344

約数和(自身を除く): 54533888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 64, 86, 112, 128, 172, 224, 256, 263, 301, 344, 448, 512, 526, 602, 688, 896, 1052, 1204, 1376, 1792, 1841, 2104, 2408, 2752, 3584, 3682, 4208, 4816, 5504, 7364, 8416, 9632, 11008, 11309, 14728, 16832, 19264, 22016, 22618, 29456, 33664, 38528, 45236, 58912, 67328, 77056, 79163, 90472, 117824, 134656, 154112, 158326, 180944, 235648, 316652, 361888, 471296, 633304, 723776, 942592, 1266608, 1447552, 2533216, 2895104, 5066432, 5790208, 10132864, 20265728, 40531456]

約数ペア:

[(1, 40531456), (2, 20265728), (4, 10132864), (7, 5790208), (8, 5066432), (14, 2895104), (16, 2533216), (28, 1447552), (32, 1266608), (43, 942592), (56, 723776), (64, 633304), (86, 471296), (112, 361888), (128, 316652), (172, 235648), (224, 180944), (256, 158326), (263, 154112), (301, 134656), (344, 117824), (448, 90472), (512, 79163), (526, 77056), (602, 67328), (688, 58912), (896, 45236), (1052, 38528), (1204, 33664), (1376, 29456), (1792, 22618), (1841, 22016), (2104, 19264), (2408, 16832), (2752, 14728), (3584, 11309), (3682, 11008), (4208, 9632), (4816, 8416), (5504, 7364)]