215163340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1536881}}^1$

素因数の和:1536897

約数の個数: 24

約数和(自身を含む): 516392352

約数和(自身を除く): 301229012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1536881, 3073762, 6147524, 7684405, 10758167, 15368810, 21516334, 30737620, 43032668, 53790835, 107581670, 215163340]

約数ペア:

[(1, 215163340), (2, 107581670), (4, 53790835), (5, 43032668), (7, 30737620), (10, 21516334), (14, 15368810), (20, 10758167), (28, 7684405), (35, 6147524), (70, 3073762), (140, 1536881)]