2640728

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 5186160

約数和(自身を除く): 2545432

約数列:

[1, 2, 4, 8, 41, 82, 83, 97, 164, 166, 194, 328, 332, 388, 664, 776, 3403, 3977, 6806, 7954, 8051, 13612, 15908, 16102, 27224, 31816, 32204, 64408, 330091, 660182, 1320364, 2640728]

約数ペア:

[(1, 2640728), (2, 1320364), (4, 660182), (8, 330091), (41, 64408), (82, 32204), (83, 31816), (97, 27224), (164, 16102), (166, 15908), (194, 13612), (328, 8051), (332, 7954), (388, 6806), (664, 3977), (776, 3403)]