38880455560

素因数分解:

$2^3\times 5^1\times {\mathrm{972011389}}^1$

素因数の和:972011400

約数の個数: 16

約数和(自身を含む): 87481025100

約数和(自身を除く): 48600569540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 972011389, 1944022778, 3888045556, 4860056945, 7776091112, 9720113890, 19440227780, 38880455560]

約数ペア:

[(1, 38880455560), (2, 19440227780), (4, 9720113890), (5, 7776091112), (8, 4860056945), (10, 3888045556), (20, 1944022778), (40, 972011389)]