858961370

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{631}}^1\times {\mathrm{691}}^1$

素因数の和:1526

約数の個数: 32

約数和(自身を含む): 1558694016

約数和(自身を除く): 699732646

約数列:

[1, 2, 5, 10, 197, 394, 631, 691, 985, 1262, 1382, 1970, 3155, 3455, 6310, 6910, 124307, 136127, 248614, 272254, 436021, 621535, 680635, 872042, 1243070, 1361270, 2180105, 4360210, 85896137, 171792274, 429480685, 858961370]

約数ペア:

[(1, 858961370), (2, 429480685), (5, 171792274), (10, 85896137), (197, 4360210), (394, 2180105), (631, 1361270), (691, 1243070), (985, 872042), (1262, 680635), (1382, 621535), (1970, 436021), (3155, 272254), (3455, 248614), (6310, 136127), (6910, 124307)]