23209020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{128939}}^1$

素因数の和:128954

約数の個数: 36

約数和(自身を含む): 70401240

約数和(自身を除く): 47192220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 128939, 257878, 386817, 515756, 644695, 773634, 1160451, 1289390, 1547268, 1934085, 2320902, 2578780, 3868170, 4641804, 5802255, 7736340, 11604510, 23209020]

約数ペア:

[(1, 23209020), (2, 11604510), (3, 7736340), (4, 5802255), (5, 4641804), (6, 3868170), (9, 2578780), (10, 2320902), (12, 1934085), (15, 1547268), (18, 1289390), (20, 1160451), (30, 773634), (36, 644695), (45, 515756), (60, 386817), (90, 257878), (180, 128939)]