20105226500

素因数分解:

$2^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{1086769}}^1$

素因数の和:1086825

約数の個数: 48

約数和(自身を含む): 45096607920

約数和(自身を除く): 24991381420

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 125, 148, 185, 250, 370, 500, 740, 925, 1850, 3700, 4625, 9250, 18500, 1086769, 2173538, 4347076, 5433845, 10867690, 21735380, 27169225, 40210453, 54338450, 80420906, 108676900, 135846125, 160841812, 201052265, 271692250, 402104530, 543384500, 804209060, 1005261325, 2010522650, 4021045300, 5026306625, 10052613250, 20105226500]

約数ペア:

[(1, 20105226500), (2, 10052613250), (4, 5026306625), (5, 4021045300), (10, 2010522650), (20, 1005261325), (25, 804209060), (37, 543384500), (50, 402104530), (74, 271692250), (100, 201052265), (125, 160841812), (148, 135846125), (185, 108676900), (250, 80420906), (370, 54338450), (500, 40210453), (740, 27169225), (925, 21735380), (1850, 10867690), (3700, 5433845), (4625, 4347076), (9250, 2173538), (18500, 1086769)]