1938238160

素因数分解:

$2^4\times 5^1\times {\mathrm{24227977}}^1$

素因数の和:24227990

約数の個数: 20

約数和(自身を含む): 4506403908

約数和(自身を除く): 2568165748

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 24227977, 48455954, 96911908, 121139885, 193823816, 242279770, 387647632, 484559540, 969119080, 1938238160]

約数ペア:

[(1, 1938238160), (2, 969119080), (4, 484559540), (5, 387647632), (8, 242279770), (10, 193823816), (16, 121139885), (20, 96911908), (40, 48455954), (80, 24227977)]