20143340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143881}}^1$

素因数の和:143897

約数の個数: 24

約数和(自身を含む): 48344352

約数和(自身を除く): 28201012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143881, 287762, 575524, 719405, 1007167, 1438810, 2014334, 2877620, 4028668, 5035835, 10071670, 20143340]

約数ペア:

[(1, 20143340), (2, 10071670), (4, 5035835), (5, 4028668), (7, 2877620), (10, 2014334), (14, 1438810), (20, 1007167), (28, 719405), (35, 575524), (70, 287762), (140, 143881)]