2189322140

素因数分解:

$2^2\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{87643}}^1$

素因数の和:88901

約数の個数: 24

約数和(自身を含む): 4601310000

約数和(自身を除く): 2411987860

約数列:

[1, 2, 4, 5, 10, 20, 1249, 2498, 4996, 6245, 12490, 24980, 87643, 175286, 350572, 438215, 876430, 1752860, 109466107, 218932214, 437864428, 547330535, 1094661070, 2189322140]

約数ペア:

[(1, 2189322140), (2, 1094661070), (4, 547330535), (5, 437864428), (10, 218932214), (20, 109466107), (1249, 1752860), (2498, 876430), (4996, 438215), (6245, 350572), (12490, 175286), (24980, 87643)]