13721200

素因数分解:

$2^4\times 5^2\times {\mathrm{34303}}^1$

素因数の和:34321

約数の個数: 30

約数和(自身を含む): 32966144

約数和(自身を除く): 19244944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 34303, 68606, 137212, 171515, 274424, 343030, 548848, 686060, 857575, 1372120, 1715150, 2744240, 3430300, 6860600, 13721200]

約数ペア:

[(1, 13721200), (2, 6860600), (4, 3430300), (5, 2744240), (8, 1715150), (10, 1372120), (16, 857575), (20, 686060), (25, 548848), (40, 343030), (50, 274424), (80, 171515), (100, 137212), (200, 68606), (400, 34303)]