20102380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{52901}}^1$

素因数の和:52929

約数の個数: 24

約数和(自身を含む): 44437680

約数和(自身を除く): 24335300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 52901, 105802, 211604, 264505, 529010, 1005119, 1058020, 2010238, 4020476, 5025595, 10051190, 20102380]

約数ペア:

[(1, 20102380), (2, 10051190), (4, 5025595), (5, 4020476), (10, 2010238), (19, 1058020), (20, 1005119), (38, 529010), (76, 264505), (95, 211604), (190, 105802), (380, 52901)]