20093000

素因数分解:

$2^3\times 5^3\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 47848320

約数和(自身を除く): 27755320

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 125, 142, 200, 250, 283, 284, 355, 500, 566, 568, 710, 1000, 1132, 1415, 1420, 1775, 2264, 2830, 2840, 3550, 5660, 7075, 7100, 8875, 11320, 14150, 14200, 17750, 20093, 28300, 35375, 35500, 40186, 56600, 70750, 71000, 80372, 100465, 141500, 160744, 200930, 283000, 401860, 502325, 803720, 1004650, 2009300, 2511625, 4018600, 5023250, 10046500, 20093000]

約数ペア:

[(1, 20093000), (2, 10046500), (4, 5023250), (5, 4018600), (8, 2511625), (10, 2009300), (20, 1004650), (25, 803720), (40, 502325), (50, 401860), (71, 283000), (100, 200930), (125, 160744), (142, 141500), (200, 100465), (250, 80372), (283, 71000), (284, 70750), (355, 56600), (500, 40186), (566, 35500), (568, 35375), (710, 28300), (1000, 20093), (1132, 17750), (1415, 14200), (1420, 14150), (1775, 11320), (2264, 8875), (2830, 7100), (2840, 7075), (3550, 5660)]