2910065720

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{110063}}^1$

素因数の和:110735

約数の個数: 32

約数和(自身を含む): 6557613120

約数和(自身を除く): 3647547400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2644, 3305, 5288, 6610, 13220, 26440, 110063, 220126, 440252, 550315, 880504, 1100630, 2201260, 4402520, 72751643, 145503286, 291006572, 363758215, 582013144, 727516430, 1455032860, 2910065720]

約数ペア:

[(1, 2910065720), (2, 1455032860), (4, 727516430), (5, 582013144), (8, 363758215), (10, 291006572), (20, 145503286), (40, 72751643), (661, 4402520), (1322, 2201260), (2644, 1100630), (3305, 880504), (5288, 550315), (6610, 440252), (13220, 220126), (26440, 110063)]