4121200

素因数分解:

$2^4\times 5^2\times {\mathrm{10303}}^1$

素因数の和:10321

約数の個数: 30

約数和(自身を含む): 9902144

約数和(自身を除く): 5780944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 10303, 20606, 41212, 51515, 82424, 103030, 164848, 206060, 257575, 412120, 515150, 824240, 1030300, 2060600, 4121200]

約数ペア:

[(1, 4121200), (2, 2060600), (4, 1030300), (5, 824240), (8, 515150), (10, 412120), (16, 257575), (20, 206060), (25, 164848), (40, 103030), (50, 82424), (80, 51515), (100, 41212), (200, 20606), (400, 10303)]