56891320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{74857}}^1$

素因数の和:74887

約数の個数: 32

約数和(自身を含む): 134744400

約数和(自身を除く): 77853080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 74857, 149714, 299428, 374285, 598856, 748570, 1422283, 1497140, 2844566, 2994280, 5689132, 7111415, 11378264, 14222830, 28445660, 56891320]

約数ペア:

[(1, 56891320), (2, 28445660), (4, 14222830), (5, 11378264), (8, 7111415), (10, 5689132), (19, 2994280), (20, 2844566), (38, 1497140), (40, 1422283), (76, 748570), (95, 598856), (152, 374285), (190, 299428), (380, 149714), (760, 74857)]