8484400

素因数分解:

$2^4\times 5^2\times {\mathrm{21211}}^1$

素因数の和:21229

約数の個数: 30

約数和(自身を含む): 20384732

約数和(自身を除く): 11900332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 21211, 42422, 84844, 106055, 169688, 212110, 339376, 424220, 530275, 848440, 1060550, 1696880, 2121100, 4242200, 8484400]

約数ペア:

[(1, 8484400), (2, 4242200), (4, 2121100), (5, 1696880), (8, 1060550), (10, 848440), (16, 530275), (20, 424220), (25, 339376), (40, 212110), (50, 169688), (80, 106055), (100, 84844), (200, 42422), (400, 21211)]