4084804940

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{644291}}^1$

素因数の和:644617

約数の個数: 24

約数和(自身を含む): 8605163952

約数和(自身を除く): 4520359012

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 3170, 6340, 644291, 1288582, 2577164, 3221455, 6442910, 12885820, 204240247, 408480494, 816960988, 1021201235, 2042402470, 4084804940]

約数ペア:

[(1, 4084804940), (2, 2042402470), (4, 1021201235), (5, 816960988), (10, 408480494), (20, 204240247), (317, 12885820), (634, 6442910), (1268, 3221455), (1585, 2577164), (3170, 1288582), (6340, 644291)]