350922280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{213977}}^1$

素因数の和:214029

約数の個数: 32

約数和(自身を含む): 808836840

約数和(自身を除く): 457914560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 213977, 427954, 855908, 1069885, 1711816, 2139770, 4279540, 8559080, 8773057, 17546114, 35092228, 43865285, 70184456, 87730570, 175461140, 350922280]

約数ペア:

[(1, 350922280), (2, 175461140), (4, 87730570), (5, 70184456), (8, 43865285), (10, 35092228), (20, 17546114), (40, 8773057), (41, 8559080), (82, 4279540), (164, 2139770), (205, 1711816), (328, 1069885), (410, 855908), (820, 427954), (1640, 213977)]