123448960

素因数分解:

$2^7\times 5^1\times {\mathrm{192889}}^1$

素因数の和:192908

約数の個数: 32

約数和(自身を含む): 295121700

約数和(自身を除く): 171672740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 192889, 385778, 771556, 964445, 1543112, 1928890, 3086224, 3857780, 6172448, 7715560, 12344896, 15431120, 24689792, 30862240, 61724480, 123448960]

約数ペア:

[(1, 123448960), (2, 61724480), (4, 30862240), (5, 24689792), (8, 15431120), (10, 12344896), (16, 7715560), (20, 6172448), (32, 3857780), (40, 3086224), (64, 1928890), (80, 1543112), (128, 964445), (160, 771556), (320, 385778), (640, 192889)]