57178220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13679}}^1$

素因数の和:13718

約数の個数: 48

約数和(自身を含む): 137894400

約数和(自身を除く): 80716180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 13679, 27358, 54716, 68395, 136790, 150469, 259901, 273580, 300938, 519802, 601876, 752345, 1039604, 1299505, 1504690, 2599010, 2858911, 3009380, 5198020, 5717822, 11435644, 14294555, 28589110, 57178220]

約数ペア:

[(1, 57178220), (2, 28589110), (4, 14294555), (5, 11435644), (10, 5717822), (11, 5198020), (19, 3009380), (20, 2858911), (22, 2599010), (38, 1504690), (44, 1299505), (55, 1039604), (76, 752345), (95, 601876), (110, 519802), (190, 300938), (209, 273580), (220, 259901), (380, 150469), (418, 136790), (836, 68395), (1045, 54716), (2090, 27358), (4180, 13679)]