20131578020

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3741929}}^1$

素因数の和:3742207

約数の個数: 24

約数和(自身を含む): 42433486200

約数和(自身を除く): 22301908180

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2690, 5380, 3741929, 7483858, 14967716, 18709645, 37419290, 74838580, 1006578901, 2013157802, 4026315604, 5032894505, 10065789010, 20131578020]

約数ペア:

[(1, 20131578020), (2, 10065789010), (4, 5032894505), (5, 4026315604), (10, 2013157802), (20, 1006578901), (269, 74838580), (538, 37419290), (1076, 18709645), (1345, 14967716), (2690, 7483858), (5380, 3741929)]