2144940700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{437743}}^1$

素因数の和:437771

約数の個数: 54

約数和(自身を含む): 5414455536

約数和(自身を除く): 3269514836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 437743, 875486, 1750972, 2188715, 3064201, 4377430, 6128402, 8754860, 10943575, 12256804, 15321005, 21449407, 21887150, 30642010, 42898814, 43774300, 61284020, 76605025, 85797628, 107247035, 153210050, 214494070, 306420100, 428988140, 536235175, 1072470350, 2144940700]

約数ペア:

[(1, 2144940700), (2, 1072470350), (4, 536235175), (5, 428988140), (7, 306420100), (10, 214494070), (14, 153210050), (20, 107247035), (25, 85797628), (28, 76605025), (35, 61284020), (49, 43774300), (50, 42898814), (70, 30642010), (98, 21887150), (100, 21449407), (140, 15321005), (175, 12256804), (196, 10943575), (245, 8754860), (350, 6128402), (490, 4377430), (700, 3064201), (980, 2188715), (1225, 1750972), (2450, 875486), (4900, 437743)]