201719000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{28817}}^1$

素因数の和:28845

約数の個数: 64

約数和(自身を含む): 539472960

約数和(自身を除く): 337753960

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, 350, 500, 700, 875, 1000, 1400, 1750, 3500, 7000, 28817, 57634, 115268, 144085, 201719, 230536, 288170, 403438, 576340, 720425, 806876, 1008595, 1152680, 1440850, 1613752, 2017190, 2881700, 3602125, 4034380, 5042975, 5763400, 7204250, 8068760, 10085950, 14408500, 20171900, 25214875, 28817000, 40343800, 50429750, 100859500, 201719000]

約数ペア:

[(1, 201719000), (2, 100859500), (4, 50429750), (5, 40343800), (7, 28817000), (8, 25214875), (10, 20171900), (14, 14408500), (20, 10085950), (25, 8068760), (28, 7204250), (35, 5763400), (40, 5042975), (50, 4034380), (56, 3602125), (70, 2881700), (100, 2017190), (125, 1613752), (140, 1440850), (175, 1152680), (200, 1008595), (250, 806876), (280, 720425), (350, 576340), (500, 403438), (700, 288170), (875, 230536), (1000, 201719), (1400, 144085), (1750, 115268), (3500, 57634), (7000, 28817)]