8920480

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:581

約数の個数: 48

約数和(自身を含む): 21288960

約数和(自身を除く): 12368480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 439, 508, 635, 878, 1016, 1270, 1756, 2032, 2195, 2540, 3512, 4064, 4390, 5080, 7024, 8780, 10160, 14048, 17560, 20320, 35120, 55753, 70240, 111506, 223012, 278765, 446024, 557530, 892048, 1115060, 1784096, 2230120, 4460240, 8920480]

約数ペア:

[(1, 8920480), (2, 4460240), (4, 2230120), (5, 1784096), (8, 1115060), (10, 892048), (16, 557530), (20, 446024), (32, 278765), (40, 223012), (80, 111506), (127, 70240), (160, 55753), (254, 35120), (439, 20320), (508, 17560), (635, 14048), (878, 10160), (1016, 8780), (1270, 7024), (1756, 5080), (2032, 4390), (2195, 4064), (2540, 3512)]