28189490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{17509}}^1$

素因数の和:17546

約数の個数: 32

約数和(自身を含む): 60514560

約数和(自身を除く): 32325070

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 17509, 35018, 87545, 122563, 175090, 245126, 402707, 612815, 805414, 1225630, 2013535, 2818949, 4027070, 5637898, 14094745, 28189490]

約数ペア:

[(1, 28189490), (2, 14094745), (5, 5637898), (7, 4027070), (10, 2818949), (14, 2013535), (23, 1225630), (35, 805414), (46, 612815), (70, 402707), (115, 245126), (161, 175090), (230, 122563), (322, 87545), (805, 35018), (1610, 17509)]