20140925

素因数分解:

$5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1621}}^1$

素因数の和:1709

約数の個数: 24

約数和(自身を含む): 28962432

約数和(自身を除く): 8821507

約数列:

[1, 5, 7, 25, 35, 71, 175, 355, 497, 1621, 1775, 2485, 8105, 11347, 12425, 40525, 56735, 115091, 283675, 575455, 805637, 2877275, 4028185, 20140925]

約数ペア:

[(1, 20140925), (5, 4028185), (7, 2877275), (25, 805637), (35, 575455), (71, 283675), (175, 115091), (355, 56735), (497, 40525), (1621, 12425), (1775, 11347), (2485, 8105)]