66906530

素因数分解:

$2^1\times 5^1\times {\mathrm{1999}}^1\times {\mathrm{3347}}^1$

素因数の和:5353

約数の個数: 16

約数和(自身を含む): 120528000

約数和(自身を除く): 53621470

約数列:

[1, 2, 5, 10, 1999, 3347, 3998, 6694, 9995, 16735, 19990, 33470, 6690653, 13381306, 33453265, 66906530]

約数ペア:

[(1, 66906530), (2, 33453265), (5, 13381306), (10, 6690653), (1999, 33470), (3347, 19990), (3998, 16735), (6694, 9995)]