12145000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{347}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 32614560

約数和(自身を除く): 20469560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 347, 350, 500, 625, 694, 700, 875, 1000, 1250, 1388, 1400, 1735, 1750, 2429, 2500, 2776, 3470, 3500, 4375, 4858, 5000, 6940, 7000, 8675, 8750, 9716, 12145, 13880, 17350, 17500, 19432, 24290, 34700, 35000, 43375, 48580, 60725, 69400, 86750, 97160, 121450, 173500, 216875, 242900, 303625, 347000, 433750, 485800, 607250, 867500, 1214500, 1518125, 1735000, 2429000, 3036250, 6072500, 12145000]

約数ペア:

[(1, 12145000), (2, 6072500), (4, 3036250), (5, 2429000), (7, 1735000), (8, 1518125), (10, 1214500), (14, 867500), (20, 607250), (25, 485800), (28, 433750), (35, 347000), (40, 303625), (50, 242900), (56, 216875), (70, 173500), (100, 121450), (125, 97160), (140, 86750), (175, 69400), (200, 60725), (250, 48580), (280, 43375), (347, 35000), (350, 34700), (500, 24290), (625, 19432), (694, 17500), (700, 17350), (875, 13880), (1000, 12145), (1250, 9716), (1388, 8750), (1400, 8675), (1735, 7000), (1750, 6940), (2429, 5000), (2500, 4858), (2776, 4375), (3470, 3500)]