504320

素因数分解:

$2^9\times 5^1\times {\mathrm{197}}^1$

素因数の和:220

約数の個数: 40

約数和(自身を含む): 1215324

約数和(自身を除く): 711004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 256, 320, 394, 512, 640, 788, 985, 1280, 1576, 1970, 2560, 3152, 3940, 6304, 7880, 12608, 15760, 25216, 31520, 50432, 63040, 100864, 126080, 252160, 504320]

約数ペア:

[(1, 504320), (2, 252160), (4, 126080), (5, 100864), (8, 63040), (10, 50432), (16, 31520), (20, 25216), (32, 15760), (40, 12608), (64, 7880), (80, 6304), (128, 3940), (160, 3152), (197, 2560), (256, 1970), (320, 1576), (394, 1280), (512, 985), (640, 788)]