528080840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{269429}}^1$

素因数の和:269454

約数の個数: 48

約数和(自身を含む): 1382175900

約数和(自身を除く): 854095060

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 269429, 538858, 1077716, 1347145, 1886003, 2155432, 2694290, 3772006, 5388580, 7544012, 9430015, 10777160, 13202021, 15088024, 18860030, 26404042, 37720060, 52808084, 66010105, 75440120, 105616168, 132020210, 264040420, 528080840]

約数ペア:

[(1, 528080840), (2, 264040420), (4, 132020210), (5, 105616168), (7, 75440120), (8, 66010105), (10, 52808084), (14, 37720060), (20, 26404042), (28, 18860030), (35, 15088024), (40, 13202021), (49, 10777160), (56, 9430015), (70, 7544012), (98, 5388580), (140, 3772006), (196, 2694290), (245, 2155432), (280, 1886003), (392, 1347145), (490, 1077716), (980, 538858), (1960, 269429)]