209221270

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{229}}^1\times {\mathrm{433}}^1$

素因数の和:880

約数の個数: 32

約数和(自身を含む): 380913120

約数和(自身を除く): 171691850

約数列:

[1, 2, 5, 10, 211, 229, 422, 433, 458, 866, 1055, 1145, 2110, 2165, 2290, 4330, 48319, 91363, 96638, 99157, 182726, 198314, 241595, 456815, 483190, 495785, 913630, 991570, 20922127, 41844254, 104610635, 209221270]

約数ペア:

[(1, 209221270), (2, 104610635), (5, 41844254), (10, 20922127), (211, 991570), (229, 913630), (422, 495785), (433, 483190), (458, 456815), (866, 241595), (1055, 198314), (1145, 182726), (2110, 99157), (2165, 96638), (2290, 91363), (4330, 48319)]