123806080

素因数分解:

$2^7\times 5^1\times {\mathrm{193447}}^1$

素因数の和:193466

約数の個数: 32

約数和(自身を含む): 295975440

約数和(自身を除く): 172169360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 193447, 386894, 773788, 967235, 1547576, 1934470, 3095152, 3868940, 6190304, 7737880, 12380608, 15475760, 24761216, 30951520, 61903040, 123806080]

約数ペア:

[(1, 123806080), (2, 61903040), (4, 30951520), (5, 24761216), (8, 15475760), (10, 12380608), (16, 7737880), (20, 6190304), (32, 3868940), (40, 3095152), (64, 1934470), (80, 1547576), (128, 967235), (160, 773788), (320, 386894), (640, 193447)]