113400280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{405001}}^1$

素因数の和:405019

約数の個数: 32

約数和(自身を含む): 291601440

約数和(自身を除く): 178201160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 405001, 810002, 1620004, 2025005, 2835007, 3240008, 4050010, 5670014, 8100020, 11340028, 14175035, 16200040, 22680056, 28350070, 56700140, 113400280]

約数ペア:

[(1, 113400280), (2, 56700140), (4, 28350070), (5, 22680056), (7, 16200040), (8, 14175035), (10, 11340028), (14, 8100020), (20, 5670014), (28, 4050010), (35, 3240008), (40, 2835007), (56, 2025005), (70, 1620004), (140, 810002), (280, 405001)]