1780160

素因数分解:

$2^6\times 5^1\times {\mathrm{5563}}^1$

素因数の和:5580

約数の個数: 28

約数和(自身を含む): 4239768

約数和(自身を除く): 2459608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 5563, 11126, 22252, 27815, 44504, 55630, 89008, 111260, 178016, 222520, 356032, 445040, 890080, 1780160]

約数ペア:

[(1, 1780160), (2, 890080), (4, 445040), (5, 356032), (8, 222520), (10, 178016), (16, 111260), (20, 89008), (32, 55630), (40, 44504), (64, 27815), (80, 22252), (160, 11126), (320, 5563)]