2011090420

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{284857}}^1$

素因数の和:285219

約数の個数: 24

約数和(自身を含む): 4235268744

約数和(自身を除く): 2224178324

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 3530, 7060, 284857, 569714, 1139428, 1424285, 2848570, 5697140, 100554521, 201109042, 402218084, 502772605, 1005545210, 2011090420]

約数ペア:

[(1, 2011090420), (2, 1005545210), (4, 502772605), (5, 402218084), (10, 201109042), (20, 100554521), (353, 5697140), (706, 2848570), (1412, 1424285), (1765, 1139428), (3530, 569714), (7060, 284857)]