2121200

素因数分解:

$2^4\times 5^2\times {\mathrm{5303}}^1$

素因数の和:5321

約数の個数: 30

約数和(自身を含む): 5097144

約数和(自身を除く): 2975944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 5303, 10606, 21212, 26515, 42424, 53030, 84848, 106060, 132575, 212120, 265150, 424240, 530300, 1060600, 2121200]

約数ペア:

[(1, 2121200), (2, 1060600), (4, 530300), (5, 424240), (8, 265150), (10, 212120), (16, 132575), (20, 106060), (25, 84848), (40, 53030), (50, 42424), (80, 26515), (100, 21212), (200, 10606), (400, 5303)]