28439000

素因数分解:

$2^3\times 5^3\times {\mathrm{28439}}^1$

素因数の和:28460

約数の個数: 32

約数和(自身を含む): 66549600

約数和(自身を除く): 38110600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 28439, 56878, 113756, 142195, 227512, 284390, 568780, 710975, 1137560, 1421950, 2843900, 3554875, 5687800, 7109750, 14219500, 28439000]

約数ペア:

[(1, 28439000), (2, 14219500), (4, 7109750), (5, 5687800), (8, 3554875), (10, 2843900), (20, 1421950), (25, 1137560), (40, 710975), (50, 568780), (100, 284390), (125, 227512), (200, 142195), (250, 113756), (500, 56878), (1000, 28439)]