825320

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 1900800

約数和(自身を除く): 1075480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 439, 470, 878, 940, 1756, 1880, 2195, 3512, 4390, 8780, 17560, 20633, 41266, 82532, 103165, 165064, 206330, 412660, 825320]

約数ペア:

[(1, 825320), (2, 412660), (4, 206330), (5, 165064), (8, 103165), (10, 82532), (20, 41266), (40, 20633), (47, 17560), (94, 8780), (188, 4390), (235, 3512), (376, 2195), (439, 1880), (470, 1756), (878, 940)]