89391010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{4397}}^1$

素因数の和:4530

約数の個数: 32

約数和(自身を含む): 170994240

約数和(自身を除く): 81603230

約数列:

[1, 2, 5, 10, 19, 38, 95, 107, 190, 214, 535, 1070, 2033, 4066, 4397, 8794, 10165, 20330, 21985, 43970, 83543, 167086, 417715, 470479, 835430, 940958, 2352395, 4704790, 8939101, 17878202, 44695505, 89391010]

約数ペア:

[(1, 89391010), (2, 44695505), (5, 17878202), (10, 8939101), (19, 4704790), (38, 2352395), (95, 940958), (107, 835430), (190, 470479), (214, 417715), (535, 167086), (1070, 83543), (2033, 43970), (4066, 21985), (4397, 20330), (8794, 10165)]