2017282040

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{142867}}^1$

素因数の和:143231

約数の個数: 32

約数和(自身を含む): 4551774480

約数和(自身を除く): 2534492440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2824, 3530, 7060, 14120, 142867, 285734, 571468, 714335, 1142936, 1428670, 2857340, 5714680, 50432051, 100864102, 201728204, 252160255, 403456408, 504320510, 1008641020, 2017282040]

約数ペア:

[(1, 2017282040), (2, 1008641020), (4, 504320510), (5, 403456408), (8, 252160255), (10, 201728204), (20, 100864102), (40, 50432051), (353, 5714680), (706, 2857340), (1412, 1428670), (1765, 1142936), (2824, 714335), (3530, 571468), (7060, 285734), (14120, 142867)]