12572420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{12829}}^1$

素因数の和:12852

約数の個数: 36

約数和(自身を含む): 30715020

約数和(自身を除く): 18142600

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 12829, 25658, 51316, 64145, 89803, 128290, 179606, 256580, 359212, 449015, 628621, 898030, 1257242, 1796060, 2514484, 3143105, 6286210, 12572420]

約数ペア:

[(1, 12572420), (2, 6286210), (4, 3143105), (5, 2514484), (7, 1796060), (10, 1257242), (14, 898030), (20, 628621), (28, 449015), (35, 359212), (49, 256580), (70, 179606), (98, 128290), (140, 89803), (196, 64145), (245, 51316), (490, 25658), (980, 12829)]