40745728

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{8377}}^1$

素因数の和:8412

約数の個数: 36

約数和(自身を含む): 85623160

約数和(自身を除く): 44877432

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4864, 8377, 16754, 33508, 67016, 134032, 159163, 268064, 318326, 536128, 636652, 1072256, 1273304, 2144512, 2546608, 5093216, 10186432, 20372864, 40745728]

約数ペア:

[(1, 40745728), (2, 20372864), (4, 10186432), (8, 5093216), (16, 2546608), (19, 2144512), (32, 1273304), (38, 1072256), (64, 636652), (76, 536128), (128, 318326), (152, 268064), (256, 159163), (304, 134032), (608, 67016), (1216, 33508), (2432, 16754), (4864, 8377)]