54406420

素因数分解:

$2^2\times 5^1\times {\mathrm{2720321}}^1$

素因数の和:2720330

約数の個数: 12

約数和(自身を含む): 114253524

約数和(自身を除く): 59847104

約数列:

[1, 2, 4, 5, 10, 20, 2720321, 5440642, 10881284, 13601605, 27203210, 54406420]

約数ペア:

[(1, 54406420), (2, 27203210), (4, 13601605), (5, 10881284), (10, 5440642), (20, 2720321)]