2019595000

素因数分解:

$2^3\times 5^4\times {\mathrm{71}}^1\times {\mathrm{5689}}^1$

素因数の和:5786

約数の個数: 80

約数和(自身を含む): 4799401200

約数和(自身を除く): 2779806200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 125, 142, 200, 250, 284, 355, 500, 568, 625, 710, 1000, 1250, 1420, 1775, 2500, 2840, 3550, 5000, 5689, 7100, 8875, 11378, 14200, 17750, 22756, 28445, 35500, 44375, 45512, 56890, 71000, 88750, 113780, 142225, 177500, 227560, 284450, 355000, 403919, 568900, 711125, 807838, 1137800, 1422250, 1615676, 2019595, 2844500, 3231352, 3555625, 4039190, 5689000, 7111250, 8078380, 10097975, 14222500, 16156760, 20195950, 28445000, 40391900, 50489875, 80783800, 100979750, 201959500, 252449375, 403919000, 504898750, 1009797500, 2019595000]

約数ペア:

[(1, 2019595000), (2, 1009797500), (4, 504898750), (5, 403919000), (8, 252449375), (10, 201959500), (20, 100979750), (25, 80783800), (40, 50489875), (50, 40391900), (71, 28445000), (100, 20195950), (125, 16156760), (142, 14222500), (200, 10097975), (250, 8078380), (284, 7111250), (355, 5689000), (500, 4039190), (568, 3555625), (625, 3231352), (710, 2844500), (1000, 2019595), (1250, 1615676), (1420, 1422250), (1775, 1137800), (2500, 807838), (2840, 711125), (3550, 568900), (5000, 403919), (5689, 355000), (7100, 284450), (8875, 227560), (11378, 177500), (14200, 142225), (17750, 113780), (22756, 88750), (28445, 71000), (35500, 56890), (44375, 45512)]