28340900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{40487}}^1$

素因数の和:40508

約数の個数: 36

約数和(自身を含む): 70287168

約数和(自身を除く): 41946268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 40487, 80974, 161948, 202435, 283409, 404870, 566818, 809740, 1012175, 1133636, 1417045, 2024350, 2834090, 4048700, 5668180, 7085225, 14170450, 28340900]

約数ペア:

[(1, 28340900), (2, 14170450), (4, 7085225), (5, 5668180), (7, 4048700), (10, 2834090), (14, 2024350), (20, 1417045), (25, 1133636), (28, 1012175), (35, 809740), (50, 566818), (70, 404870), (100, 283409), (140, 202435), (175, 161948), (350, 80974), (700, 40487)]