211435880

素因数分解:

$2^3\times 5^1\times {\mathrm{577}}^1\times {\mathrm{9161}}^1$

素因数の和:9749

約数の個数: 32

約数和(自身を含む): 476607240

約数和(自身を除く): 265171360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 577, 1154, 2308, 2885, 4616, 5770, 9161, 11540, 18322, 23080, 36644, 45805, 73288, 91610, 183220, 366440, 5285897, 10571794, 21143588, 26429485, 42287176, 52858970, 105717940, 211435880]

約数ペア:

[(1, 211435880), (2, 105717940), (4, 52858970), (5, 42287176), (8, 26429485), (10, 21143588), (20, 10571794), (40, 5285897), (577, 366440), (1154, 183220), (2308, 91610), (2885, 73288), (4616, 45805), (5770, 36644), (9161, 23080), (11540, 18322)]