1941994460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1981627}}^1$

素因数の和:1981650

約数の個数: 36

約数和(自身を含む): 4744017432

約数和(自身を除く): 2802022972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1981627, 3963254, 7926508, 9908135, 13871389, 19816270, 27742778, 39632540, 55485556, 69356945, 97099723, 138713890, 194199446, 277427780, 388398892, 485498615, 970997230, 1941994460]

約数ペア:

[(1, 1941994460), (2, 970997230), (4, 485498615), (5, 388398892), (7, 277427780), (10, 194199446), (14, 138713890), (20, 97099723), (28, 69356945), (35, 55485556), (49, 39632540), (70, 27742778), (98, 19816270), (140, 13871389), (196, 9908135), (245, 7926508), (490, 3963254), (980, 1981627)]