40801664

素因数分解:

$2^7\times {\mathrm{19}}^2\times {\mathrm{883}}^1$

素因数の和:935

約数の個数: 48

約数和(自身を含む): 85885020

約数和(自身を除く): 45083356

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 361, 608, 722, 883, 1216, 1444, 1766, 2432, 2888, 3532, 5776, 7064, 11552, 14128, 16777, 23104, 28256, 33554, 46208, 56512, 67108, 113024, 134216, 268432, 318763, 536864, 637526, 1073728, 1275052, 2147456, 2550104, 5100208, 10200416, 20400832, 40801664]

約数ペア:

[(1, 40801664), (2, 20400832), (4, 10200416), (8, 5100208), (16, 2550104), (19, 2147456), (32, 1275052), (38, 1073728), (64, 637526), (76, 536864), (128, 318763), (152, 268432), (304, 134216), (361, 113024), (608, 67108), (722, 56512), (883, 46208), (1216, 33554), (1444, 28256), (1766, 23104), (2432, 16777), (2888, 14128), (3532, 11552), (5776, 7064)]