20932000

素因数分解:

$2^5\times 5^3\times {\mathrm{5233}}^1$

素因数の和:5258

約数の個数: 48

約数和(自身を含む): 51439752

約数和(自身を除く): 30507752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 5233, 10466, 20932, 26165, 41864, 52330, 83728, 104660, 130825, 167456, 209320, 261650, 418640, 523300, 654125, 837280, 1046600, 1308250, 2093200, 2616500, 4186400, 5233000, 10466000, 20932000]

約数ペア:

[(1, 20932000), (2, 10466000), (4, 5233000), (5, 4186400), (8, 2616500), (10, 2093200), (16, 1308250), (20, 1046600), (25, 837280), (32, 654125), (40, 523300), (50, 418640), (80, 261650), (100, 209320), (125, 167456), (160, 130825), (200, 104660), (250, 83728), (400, 52330), (500, 41864), (800, 26165), (1000, 20932), (2000, 10466), (4000, 5233)]