201487640

素因数分解:

$2^3\times 5^1\times {\mathrm{5037191}}^1$

素因数の和:5037202

約数の個数: 16

約数和(自身を含む): 453347280

約数和(自身を除く): 251859640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5037191, 10074382, 20148764, 25185955, 40297528, 50371910, 100743820, 201487640]

約数ペア:

[(1, 201487640), (2, 100743820), (4, 50371910), (5, 40297528), (8, 25185955), (10, 20148764), (20, 10074382), (40, 5037191)]