20026080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13907}}^1$

素因数の和:13928

約数の個数: 72

約数和(自身を含む): 68343912

約数和(自身を除く): 48317832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 13907, 27814, 41721, 55628, 69535, 83442, 111256, 125163, 139070, 166884, 208605, 222512, 250326, 278140, 333768, 417210, 445024, 500652, 556280, 625815, 667536, 834420, 1001304, 1112560, 1251630, 1335072, 1668840, 2002608, 2225120, 2503260, 3337680, 4005216, 5006520, 6675360, 10013040, 20026080]

約数ペア:

[(1, 20026080), (2, 10013040), (3, 6675360), (4, 5006520), (5, 4005216), (6, 3337680), (8, 2503260), (9, 2225120), (10, 2002608), (12, 1668840), (15, 1335072), (16, 1251630), (18, 1112560), (20, 1001304), (24, 834420), (30, 667536), (32, 625815), (36, 556280), (40, 500652), (45, 445024), (48, 417210), (60, 333768), (72, 278140), (80, 250326), (90, 222512), (96, 208605), (120, 166884), (144, 139070), (160, 125163), (180, 111256), (240, 83442), (288, 69535), (360, 55628), (480, 41721), (720, 27814), (1440, 13907)]