20122160

素因数分解:

$2^4\times 5^1\times {\mathrm{251527}}^1$

素因数の和:251540

約数の個数: 20

約数和(自身を含む): 46784208

約数和(自身を除く): 26662048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251527, 503054, 1006108, 1257635, 2012216, 2515270, 4024432, 5030540, 10061080, 20122160]

約数ペア:

[(1, 20122160), (2, 10061080), (4, 5030540), (5, 4024432), (8, 2515270), (10, 2012216), (16, 1257635), (20, 1006108), (40, 503054), (80, 251527)]