189847420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1356053}}^1$

素因数の和:1356069

約数の個数: 24

約数和(自身を含む): 455634144

約数和(自身を除く): 265786724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1356053, 2712106, 5424212, 6780265, 9492371, 13560530, 18984742, 27121060, 37969484, 47461855, 94923710, 189847420]

約数ペア:

[(1, 189847420), (2, 94923710), (4, 47461855), (5, 37969484), (7, 27121060), (10, 18984742), (14, 13560530), (20, 9492371), (28, 6780265), (35, 5424212), (70, 2712106), (140, 1356053)]