920660480

素因数分解:

$2^9\times 5^1\times {\mathrm{359633}}^1$

素因数の和:359656

約数の個数: 40

約数和(自身を含む): 2207433492

約数和(自身を除く): 1286773012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 359633, 719266, 1438532, 1798165, 2877064, 3596330, 5754128, 7192660, 11508256, 14385320, 23016512, 28770640, 46033024, 57541280, 92066048, 115082560, 184132096, 230165120, 460330240, 920660480]

約数ペア:

[(1, 920660480), (2, 460330240), (4, 230165120), (5, 184132096), (8, 115082560), (10, 92066048), (16, 57541280), (20, 46033024), (32, 28770640), (40, 23016512), (64, 14385320), (80, 11508256), (128, 7192660), (160, 5754128), (256, 3596330), (320, 2877064), (512, 1798165), (640, 1438532), (1280, 719266), (2560, 359633)]