20201017128

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{275699}}^1$

素因数の和:275822

約数の個数: 64

約数和(自身を含む): 52405056000

約数和(自身を除く): 32204038872

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 71, 86, 129, 142, 172, 213, 258, 284, 344, 426, 516, 568, 852, 1032, 1704, 3053, 6106, 9159, 12212, 18318, 24424, 36636, 73272, 275699, 551398, 827097, 1102796, 1654194, 2205592, 3308388, 6616776, 11855057, 19574629, 23710114, 35565171, 39149258, 47420228, 58723887, 71130342, 78298516, 94840456, 117447774, 142260684, 156597032, 234895548, 284521368, 469791096, 841709047, 1683418094, 2525127141, 3366836188, 5050254282, 6733672376, 10100508564, 20201017128]

約数ペア:

[(1, 20201017128), (2, 10100508564), (3, 6733672376), (4, 5050254282), (6, 3366836188), (8, 2525127141), (12, 1683418094), (24, 841709047), (43, 469791096), (71, 284521368), (86, 234895548), (129, 156597032), (142, 142260684), (172, 117447774), (213, 94840456), (258, 78298516), (284, 71130342), (344, 58723887), (426, 47420228), (516, 39149258), (568, 35565171), (852, 23710114), (1032, 19574629), (1704, 11855057), (3053, 6616776), (6106, 3308388), (9159, 2205592), (12212, 1654194), (18318, 1102796), (24424, 827097), (36636, 551398), (73272, 275699)]