253956040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{10391}}^1$

素因数の和:10462

約数の個数: 64

約数和(自身を含む): 628508160

約数和(自身を除く): 374552120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 376, 470, 520, 611, 940, 1222, 1880, 2444, 3055, 4888, 6110, 10391, 12220, 20782, 24440, 41564, 51955, 83128, 103910, 135083, 207820, 270166, 415640, 488377, 540332, 675415, 976754, 1080664, 1350830, 1953508, 2441885, 2701660, 3907016, 4883770, 5403320, 6348901, 9767540, 12697802, 19535080, 25395604, 31744505, 50791208, 63489010, 126978020, 253956040]

約数ペア:

[(1, 253956040), (2, 126978020), (4, 63489010), (5, 50791208), (8, 31744505), (10, 25395604), (13, 19535080), (20, 12697802), (26, 9767540), (40, 6348901), (47, 5403320), (52, 4883770), (65, 3907016), (94, 2701660), (104, 2441885), (130, 1953508), (188, 1350830), (235, 1080664), (260, 976754), (376, 675415), (470, 540332), (520, 488377), (611, 415640), (940, 270166), (1222, 207820), (1880, 135083), (2444, 103910), (3055, 83128), (4888, 51955), (6110, 41564), (10391, 24440), (12220, 20782)]