1949500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{557}}^1$

素因数の和:583

約数の個数: 48

約数和(自身を含む): 4874688

約数和(自身を除く): 2925188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 557, 700, 875, 1114, 1750, 2228, 2785, 3500, 3899, 5570, 7798, 11140, 13925, 15596, 19495, 27850, 38990, 55700, 69625, 77980, 97475, 139250, 194950, 278500, 389900, 487375, 974750, 1949500]

約数ペア:

[(1, 1949500), (2, 974750), (4, 487375), (5, 389900), (7, 278500), (10, 194950), (14, 139250), (20, 97475), (25, 77980), (28, 69625), (35, 55700), (50, 38990), (70, 27850), (100, 19495), (125, 15596), (140, 13925), (175, 11140), (250, 7798), (350, 5570), (500, 3899), (557, 3500), (700, 2785), (875, 2228), (1114, 1750)]