554140

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 1179360

約数和(自身を除く): 625220

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 269, 412, 515, 538, 1030, 1076, 1345, 2060, 2690, 5380, 27707, 55414, 110828, 138535, 277070, 554140]

約数ペア:

[(1, 554140), (2, 277070), (4, 138535), (5, 110828), (10, 55414), (20, 27707), (103, 5380), (206, 2690), (269, 2060), (412, 1345), (515, 1076), (538, 1030)]