215135380

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{147353}}^1$

素因数の和:147435

約数の個数: 24

約数和(自身を含む): 457976232

約数和(自身を除く): 242840852

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 147353, 294706, 589412, 736765, 1473530, 2947060, 10756769, 21513538, 43027076, 53783845, 107567690, 215135380]

約数ペア:

[(1, 215135380), (2, 107567690), (4, 53783845), (5, 43027076), (10, 21513538), (20, 10756769), (73, 2947060), (146, 1473530), (292, 736765), (365, 589412), (730, 294706), (1460, 147353)]