28440832

素因数分解:

$2^8\times 7^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:351

約数の個数: 72

約数和(自身を含む): 66225600

約数和(自身を除く): 37784768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 59, 64, 112, 118, 128, 224, 236, 256, 269, 413, 448, 472, 538, 826, 896, 944, 1076, 1652, 1792, 1883, 1888, 2152, 3304, 3766, 3776, 4304, 6608, 7532, 7552, 8608, 13216, 15064, 15104, 15871, 17216, 26432, 30128, 31742, 34432, 52864, 60256, 63484, 68864, 105728, 111097, 120512, 126968, 222194, 241024, 253936, 444388, 482048, 507872, 888776, 1015744, 1777552, 2031488, 3555104, 4062976, 7110208, 14220416, 28440832]

約数ペア:

[(1, 28440832), (2, 14220416), (4, 7110208), (7, 4062976), (8, 3555104), (14, 2031488), (16, 1777552), (28, 1015744), (32, 888776), (56, 507872), (59, 482048), (64, 444388), (112, 253936), (118, 241024), (128, 222194), (224, 126968), (236, 120512), (256, 111097), (269, 105728), (413, 68864), (448, 63484), (472, 60256), (538, 52864), (826, 34432), (896, 31742), (944, 30128), (1076, 26432), (1652, 17216), (1792, 15871), (1883, 15104), (1888, 15064), (2152, 13216), (3304, 8608), (3766, 7552), (3776, 7532), (4304, 6608)]