38937940

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{9227}}^1$

素因数の和:9447

約数の個数: 24

約数和(自身を含む): 82166112

約数和(自身を除く): 43228172

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 9227, 18454, 36908, 46135, 92270, 184540, 1946897, 3893794, 7787588, 9734485, 19468970, 38937940]

約数ペア:

[(1, 38937940), (2, 19468970), (4, 9734485), (5, 7787588), (10, 3893794), (20, 1946897), (211, 184540), (422, 92270), (844, 46135), (1055, 36908), (2110, 18454), (4220, 9227)]