345772280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1234901}}^1$

素因数の和:1234919

約数の個数: 32

約数和(自身を含む): 889129440

約数和(自身を除く): 543357160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1234901, 2469802, 4939604, 6174505, 8644307, 9879208, 12349010, 17288614, 24698020, 34577228, 43221535, 49396040, 69154456, 86443070, 172886140, 345772280]

約数ペア:

[(1, 345772280), (2, 172886140), (4, 86443070), (5, 69154456), (7, 49396040), (8, 43221535), (10, 34577228), (14, 24698020), (20, 17288614), (28, 12349010), (35, 9879208), (40, 8644307), (56, 6174505), (70, 4939604), (140, 2469802), (280, 1234901)]