1304656945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1\times {\mathrm{1559}}^1$

素因数の和:1989

約数の個数: 32

約数和(自身を含む): 1725235200

約数和(自身を除く): 420578255

約数列:

[1, 5, 19, 23, 95, 115, 383, 437, 1559, 1915, 2185, 7277, 7795, 8809, 29621, 35857, 36385, 44045, 148105, 167371, 179285, 597097, 681283, 836855, 2985485, 3406415, 11344843, 13733231, 56724215, 68666155, 260931389, 1304656945]

約数ペア:

[(1, 1304656945), (5, 260931389), (19, 68666155), (23, 56724215), (95, 13733231), (115, 11344843), (383, 3406415), (437, 2985485), (1559, 836855), (1915, 681283), (2185, 597097), (7277, 179285), (7795, 167371), (8809, 148105), (29621, 44045), (35857, 36385)]