28362160

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8647}}^1$

素因数の和:8701

約数の個数: 40

約数和(自身を含む): 67558176

約数和(自身を除く): 39196016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 8647, 17294, 34588, 43235, 69176, 86470, 138352, 172940, 345880, 354527, 691760, 709054, 1418108, 1772635, 2836216, 3545270, 5672432, 7090540, 14181080, 28362160]

約数ペア:

[(1, 28362160), (2, 14181080), (4, 7090540), (5, 5672432), (8, 3545270), (10, 2836216), (16, 1772635), (20, 1418108), (40, 709054), (41, 691760), (80, 354527), (82, 345880), (164, 172940), (205, 138352), (328, 86470), (410, 69176), (656, 43235), (820, 34588), (1640, 17294), (3280, 8647)]