219759111560

素因数分解:

$2^3\times 5^1\times {\mathrm{5493977789}}^1$

素因数の和:5493977800

約数の個数: 16

約数和(自身を含む): 494458001100

約数和(自身を除く): 274698889540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5493977789, 10987955578, 21975911156, 27469888945, 43951822312, 54939777890, 109879555780, 219759111560]

約数ペア:

[(1, 219759111560), (2, 109879555780), (4, 54939777890), (5, 43951822312), (8, 27469888945), (10, 21975911156), (20, 10987955578), (40, 5493977789)]