11654320

素因数分解:

$2^4\times 5^1\times {\mathrm{145679}}^1$

素因数の和:145692

約数の個数: 20

約数和(自身を含む): 27096480

約数和(自身を除く): 15442160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 145679, 291358, 582716, 728395, 1165432, 1456790, 2330864, 2913580, 5827160, 11654320]

約数ペア:

[(1, 11654320), (2, 5827160), (4, 2913580), (5, 2330864), (8, 1456790), (10, 1165432), (16, 728395), (20, 582716), (40, 291358), (80, 145679)]