12769160

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4373}}^1$

素因数の和:4457

約数の個数: 32

約数和(自身を含む): 29130840

約数和(自身を除く): 16361680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 4373, 8746, 17492, 21865, 34984, 43730, 87460, 174920, 319229, 638458, 1276916, 1596145, 2553832, 3192290, 6384580, 12769160]

約数ペア:

[(1, 12769160), (2, 6384580), (4, 3192290), (5, 2553832), (8, 1596145), (10, 1276916), (20, 638458), (40, 319229), (73, 174920), (146, 87460), (292, 43730), (365, 34984), (584, 21865), (730, 17492), (1460, 8746), (2920, 4373)]