20160507020

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{9247939}}^1$

素因数の和:9248057

約数の個数: 24

約数和(自身を含む): 42725482800

約数和(自身を除く): 22564975780

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 9247939, 18495878, 36991756, 46239695, 92479390, 184958780, 1008025351, 2016050702, 4032101404, 5040126755, 10080253510, 20160507020]

約数ペア:

[(1, 20160507020), (2, 10080253510), (4, 5040126755), (5, 4032101404), (10, 2016050702), (20, 1008025351), (109, 184958780), (218, 92479390), (436, 46239695), (545, 36991756), (1090, 18495878), (2180, 9247939)]