56454020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{403243}}^1$

素因数の和:403259

約数の個数: 24

約数和(自身を含む): 135489984

約数和(自身を除く): 79035964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 403243, 806486, 1612972, 2016215, 2822701, 4032430, 5645402, 8064860, 11290804, 14113505, 28227010, 56454020]

約数ペア:

[(1, 56454020), (2, 28227010), (4, 14113505), (5, 11290804), (7, 8064860), (10, 5645402), (14, 4032430), (20, 2822701), (28, 2016215), (35, 1612972), (70, 806486), (140, 403243)]