514301620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{159721}}^1$

素因数の和:159760

約数の個数: 48

約数和(自身を含む): 1287998208

約数和(自身を除く): 773696588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 159721, 319442, 638884, 798605, 1118047, 1597210, 2236094, 3194420, 3673583, 4472188, 5590235, 7347166, 11180470, 14694332, 18367915, 22360940, 25715081, 36735830, 51430162, 73471660, 102860324, 128575405, 257150810, 514301620]

約数ペア:

[(1, 514301620), (2, 257150810), (4, 128575405), (5, 102860324), (7, 73471660), (10, 51430162), (14, 36735830), (20, 25715081), (23, 22360940), (28, 18367915), (35, 14694332), (46, 11180470), (70, 7347166), (92, 5590235), (115, 4472188), (140, 3673583), (161, 3194420), (230, 2236094), (322, 1597210), (460, 1118047), (644, 798605), (805, 638884), (1610, 319442), (3220, 159721)]