20416060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{145829}}^1$

素因数の和:145845

約数の個数: 24

約数和(自身を含む): 48998880

約数和(自身を除く): 28582820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 145829, 291658, 583316, 729145, 1020803, 1458290, 2041606, 2916580, 4083212, 5104015, 10208030, 20416060]

約数ペア:

[(1, 20416060), (2, 10208030), (4, 5104015), (5, 4083212), (7, 2916580), (10, 2041606), (14, 1458290), (20, 1020803), (28, 729145), (35, 583316), (70, 291658), (140, 145829)]