54404780

素因数分解:

$2^2\times 5^1\times {\mathrm{2720239}}^1$

素因数の和:2720248

約数の個数: 12

約数和(自身を含む): 114250080

約数和(自身を除く): 59845300

約数列:

[1, 2, 4, 5, 10, 20, 2720239, 5440478, 10880956, 13601195, 27202390, 54404780]

約数ペア:

[(1, 54404780), (2, 27202390), (4, 13601195), (5, 10880956), (10, 5440478), (20, 2720239)]