30705700

素因数分解:

$2^2\times 5^2\times {\mathrm{199}}^1\times {\mathrm{1543}}^1$

素因数の和:1756

約数の個数: 36

約数和(自身を含む): 67009600

約数和(自身を除く): 36303900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 199, 398, 796, 995, 1543, 1990, 3086, 3980, 4975, 6172, 7715, 9950, 15430, 19900, 30860, 38575, 77150, 154300, 307057, 614114, 1228228, 1535285, 3070570, 6141140, 7676425, 15352850, 30705700]

約数ペア:

[(1, 30705700), (2, 15352850), (4, 7676425), (5, 6141140), (10, 3070570), (20, 1535285), (25, 1228228), (50, 614114), (100, 307057), (199, 154300), (398, 77150), (796, 38575), (995, 30860), (1543, 19900), (1990, 15430), (3086, 9950), (3980, 7715), (4975, 6172)]