129623320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{170557}}^1$

素因数の和:170587

約数の個数: 32

約数和(自身を含む): 307004400

約数和(自身を除く): 177381080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 170557, 341114, 682228, 852785, 1364456, 1705570, 3240583, 3411140, 6481166, 6822280, 12962332, 16202915, 25924664, 32405830, 64811660, 129623320]

約数ペア:

[(1, 129623320), (2, 64811660), (4, 32405830), (5, 25924664), (8, 16202915), (10, 12962332), (19, 6822280), (20, 6481166), (38, 3411140), (40, 3240583), (76, 1705570), (95, 1364456), (152, 852785), (190, 682228), (380, 341114), (760, 170557)]