38151820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9397}}^1$

素因数の和:9442

約数の個数: 48

約数和(自身を含む): 94731840

約数和(自身を除く): 56580020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 9397, 18794, 37588, 46985, 65779, 93970, 131558, 187940, 263116, 272513, 328895, 545026, 657790, 1090052, 1315580, 1362565, 1907591, 2725130, 3815182, 5450260, 7630364, 9537955, 19075910, 38151820]

約数ペア:

[(1, 38151820), (2, 19075910), (4, 9537955), (5, 7630364), (7, 5450260), (10, 3815182), (14, 2725130), (20, 1907591), (28, 1362565), (29, 1315580), (35, 1090052), (58, 657790), (70, 545026), (116, 328895), (140, 272513), (145, 263116), (203, 187940), (290, 131558), (406, 93970), (580, 65779), (812, 46985), (1015, 37588), (2030, 18794), (4060, 9397)]