118816540

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{54503}}^1$

素因数の和:54621

約数の個数: 24

約数和(自身を含む): 251808480

約数和(自身を除く): 132991940

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 54503, 109006, 218012, 272515, 545030, 1090060, 5940827, 11881654, 23763308, 29704135, 59408270, 118816540]

約数ペア:

[(1, 118816540), (2, 59408270), (4, 29704135), (5, 23763308), (10, 11881654), (20, 5940827), (109, 1090060), (218, 545030), (436, 272515), (545, 218012), (1090, 109006), (2180, 54503)]