54971080

素因数分解:

$2^3\times 5^1\times {\mathrm{1374277}}^1$

素因数の和:1374288

約数の個数: 16

約数和(自身を含む): 123685020

約数和(自身を除く): 68713940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1374277, 2748554, 5497108, 6871385, 10994216, 13742770, 27485540, 54971080]

約数ペア:

[(1, 54971080), (2, 27485540), (4, 13742770), (5, 10994216), (8, 6871385), (10, 5497108), (20, 2748554), (40, 1374277)]