38689640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{87931}}^1$

素因数の和:87953

約数の個数: 32

約数和(自身を含む): 94966560

約数和(自身を除く): 56276920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 87931, 175862, 351724, 439655, 703448, 879310, 967241, 1758620, 1934482, 3517240, 3868964, 4836205, 7737928, 9672410, 19344820, 38689640]

約数ペア:

[(1, 38689640), (2, 19344820), (4, 9672410), (5, 7737928), (8, 4836205), (10, 3868964), (11, 3517240), (20, 1934482), (22, 1758620), (40, 967241), (44, 879310), (55, 703448), (88, 439655), (110, 351724), (220, 175862), (440, 87931)]