8972560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5903}}^1$

素因数の和:5935

約数の個数: 40

約数和(自身を含む): 21962880

約数和(自身を除く): 12990320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 5903, 11806, 23612, 29515, 47224, 59030, 94448, 112157, 118060, 224314, 236120, 448628, 472240, 560785, 897256, 1121570, 1794512, 2243140, 4486280, 8972560]

約数ペア:

[(1, 8972560), (2, 4486280), (4, 2243140), (5, 1794512), (8, 1121570), (10, 897256), (16, 560785), (19, 472240), (20, 448628), (38, 236120), (40, 224314), (76, 118060), (80, 112157), (95, 94448), (152, 59030), (190, 47224), (304, 29515), (380, 23612), (760, 11806), (1520, 5903)]