389635180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{77003}}^1$

素因数の和:77046

約数の個数: 48

約数和(自身を含む): 931440384

約数和(自身を除く): 541805204

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 77003, 154006, 308012, 385015, 770030, 847033, 1540060, 1694066, 1771069, 3388132, 3542138, 4235165, 7084276, 8470330, 8855345, 16940660, 17710690, 19481759, 35421380, 38963518, 77927036, 97408795, 194817590, 389635180]

約数ペア:

[(1, 389635180), (2, 194817590), (4, 97408795), (5, 77927036), (10, 38963518), (11, 35421380), (20, 19481759), (22, 17710690), (23, 16940660), (44, 8855345), (46, 8470330), (55, 7084276), (92, 4235165), (110, 3542138), (115, 3388132), (220, 1771069), (230, 1694066), (253, 1540060), (460, 847033), (506, 770030), (1012, 385015), (1265, 308012), (2530, 154006), (5060, 77003)]