16090640

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1447}}^1$

素因数の和:1599

約数の個数: 40

約数和(自身を含む): 37705920

約数和(自身を除く): 21615280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 1447, 2224, 2780, 2894, 5560, 5788, 7235, 11120, 11576, 14470, 23152, 28940, 57880, 115760, 201133, 402266, 804532, 1005665, 1609064, 2011330, 3218128, 4022660, 8045320, 16090640]

約数ペア:

[(1, 16090640), (2, 8045320), (4, 4022660), (5, 3218128), (8, 2011330), (10, 1609064), (16, 1005665), (20, 804532), (40, 402266), (80, 201133), (139, 115760), (278, 57880), (556, 28940), (695, 23152), (1112, 14470), (1390, 11576), (1447, 11120), (2224, 7235), (2780, 5788), (2894, 5560)]