40786816

素因数分解:

$2^7\times 7^3\times {\mathrm{929}}^1$

素因数の和:964

約数の個数: 64

約数和(自身を含む): 94860000

約数和(自身を除く): 54073184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 343, 392, 448, 686, 784, 896, 929, 1372, 1568, 1858, 2744, 3136, 3716, 5488, 6272, 6503, 7432, 10976, 13006, 14864, 21952, 26012, 29728, 43904, 45521, 52024, 59456, 91042, 104048, 118912, 182084, 208096, 318647, 364168, 416192, 637294, 728336, 832384, 1274588, 1456672, 2549176, 2913344, 5098352, 5826688, 10196704, 20393408, 40786816]

約数ペア:

[(1, 40786816), (2, 20393408), (4, 10196704), (7, 5826688), (8, 5098352), (14, 2913344), (16, 2549176), (28, 1456672), (32, 1274588), (49, 832384), (56, 728336), (64, 637294), (98, 416192), (112, 364168), (128, 318647), (196, 208096), (224, 182084), (343, 118912), (392, 104048), (448, 91042), (686, 59456), (784, 52024), (896, 45521), (929, 43904), (1372, 29728), (1568, 26012), (1858, 21952), (2744, 14864), (3136, 13006), (3716, 10976), (5488, 7432), (6272, 6503)]