16051120

素因数分解:

$2^4\times 5^1\times {\mathrm{200639}}^1$

素因数の和:200652

約数の個数: 20

約数和(自身を含む): 37319040

約数和(自身を除く): 21267920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 200639, 401278, 802556, 1003195, 1605112, 2006390, 3210224, 4012780, 8025560, 16051120]

約数ペア:

[(1, 16051120), (2, 8025560), (4, 4012780), (5, 3210224), (8, 2006390), (10, 1605112), (16, 1003195), (20, 802556), (40, 401278), (80, 200639)]