38438860

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{5507}}^1$

素因数の和:5865

約数の個数: 24

約数和(自身を含む): 80967600

約数和(自身を除く): 42528740

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 5507, 6980, 11014, 22028, 27535, 55070, 110140, 1921943, 3843886, 7687772, 9609715, 19219430, 38438860]

約数ペア:

[(1, 38438860), (2, 19219430), (4, 9609715), (5, 7687772), (10, 3843886), (20, 1921943), (349, 110140), (698, 55070), (1396, 27535), (1745, 22028), (3490, 11014), (5507, 6980)]