212202380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{816163}}^1$

素因数の和:816185

約数の個数: 24

約数和(自身を含む): 479904432

約数和(自身を除く): 267702052

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 816163, 1632326, 3264652, 4080815, 8161630, 10610119, 16323260, 21220238, 42440476, 53050595, 106101190, 212202380]

約数ペア:

[(1, 212202380), (2, 106101190), (4, 53050595), (5, 42440476), (10, 21220238), (13, 16323260), (20, 10610119), (26, 8161630), (52, 4080815), (65, 3264652), (130, 1632326), (260, 816163)]