38415880

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{9901}}^1$

素因数の和:10009

約数の個数: 32

約数和(自身を含む): 87335640

約数和(自身を除く): 48919760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 9901, 19802, 39604, 49505, 79208, 99010, 198020, 396040, 960397, 1920794, 3841588, 4801985, 7683176, 9603970, 19207940, 38415880]

約数ペア:

[(1, 38415880), (2, 19207940), (4, 9603970), (5, 7683176), (8, 4801985), (10, 3841588), (20, 1920794), (40, 960397), (97, 396040), (194, 198020), (388, 99010), (485, 79208), (776, 49505), (970, 39604), (1940, 19802), (3880, 9901)]