54403780

素因数分解:

$2^2\times 5^1\times {\mathrm{2720189}}^1$

素因数の和:2720198

約数の個数: 12

約数和(自身を含む): 114247980

約数和(自身を除く): 59844200

約数列:

[1, 2, 4, 5, 10, 20, 2720189, 5440378, 10880756, 13600945, 27201890, 54403780]

約数ペア:

[(1, 54403780), (2, 27201890), (4, 13600945), (5, 10880756), (10, 5440378), (20, 2720189)]