128535440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{146063}}^1$

素因数の和:146087

約数の個数: 40

約数和(自身を含む): 326014848

約数和(自身を除く): 197479408

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 146063, 292126, 584252, 730315, 1168504, 1460630, 1606693, 2337008, 2921260, 3213386, 5842520, 6426772, 8033465, 11685040, 12853544, 16066930, 25707088, 32133860, 64267720, 128535440]

約数ペア:

[(1, 128535440), (2, 64267720), (4, 32133860), (5, 25707088), (8, 16066930), (10, 12853544), (11, 11685040), (16, 8033465), (20, 6426772), (22, 5842520), (40, 3213386), (44, 2921260), (55, 2337008), (80, 1606693), (88, 1460630), (110, 1168504), (176, 730315), (220, 584252), (440, 292126), (880, 146063)]