201605620

素因数分解:

$2^2\times 5^1\times {\mathrm{743}}^1\times {\mathrm{13567}}^1$

素因数の和:14319

約数の個数: 24

約数和(自身を含む): 423972864

約数和(自身を除く): 222367244

約数列:

[1, 2, 4, 5, 10, 20, 743, 1486, 2972, 3715, 7430, 13567, 14860, 27134, 54268, 67835, 135670, 271340, 10080281, 20160562, 40321124, 50401405, 100802810, 201605620]

約数ペア:

[(1, 201605620), (2, 100802810), (4, 50401405), (5, 40321124), (10, 20160562), (20, 10080281), (743, 271340), (1486, 135670), (2972, 67835), (3715, 54268), (7430, 27134), (13567, 14860)]