1286077820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{733}}^1\times {\mathrm{2371}}^1$

素因数の和:3150

約数の個数: 48

約数和(自身を含む): 2778712608

約数和(自身を除く): 1492634788

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 733, 740, 1466, 2371, 2932, 3665, 4742, 7330, 9484, 11855, 14660, 23710, 27121, 47420, 54242, 87727, 108484, 135605, 175454, 271210, 350908, 438635, 542420, 877270, 1737943, 1754540, 3475886, 6951772, 8689715, 17379430, 34758860, 64303891, 128607782, 257215564, 321519455, 643038910, 1286077820]

約数ペア:

[(1, 1286077820), (2, 643038910), (4, 321519455), (5, 257215564), (10, 128607782), (20, 64303891), (37, 34758860), (74, 17379430), (148, 8689715), (185, 6951772), (370, 3475886), (733, 1754540), (740, 1737943), (1466, 877270), (2371, 542420), (2932, 438635), (3665, 350908), (4742, 271210), (7330, 175454), (9484, 135605), (11855, 108484), (14660, 87727), (23710, 54242), (27121, 47420)]