9447320

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{919}}^1$

素因数の和:1187

約数の個数: 32

約数和(自身を含む): 21362400

約数和(自身を除く): 11915080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 919, 1028, 1285, 1838, 2056, 2570, 3676, 4595, 5140, 7352, 9190, 10280, 18380, 36760, 236183, 472366, 944732, 1180915, 1889464, 2361830, 4723660, 9447320]

約数ペア:

[(1, 9447320), (2, 4723660), (4, 2361830), (5, 1889464), (8, 1180915), (10, 944732), (20, 472366), (40, 236183), (257, 36760), (514, 18380), (919, 10280), (1028, 9190), (1285, 7352), (1838, 5140), (2056, 4595), (2570, 3676)]