8688260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{271}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 21020160

約数和(自身を除く): 12331900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 229, 271, 458, 542, 916, 1084, 1145, 1355, 1603, 1897, 2290, 2710, 3206, 3794, 4580, 5420, 6412, 7588, 8015, 9485, 16030, 18970, 32060, 37940, 62059, 124118, 248236, 310295, 434413, 620590, 868826, 1241180, 1737652, 2172065, 4344130, 8688260]

約数ペア:

[(1, 8688260), (2, 4344130), (4, 2172065), (5, 1737652), (7, 1241180), (10, 868826), (14, 620590), (20, 434413), (28, 310295), (35, 248236), (70, 124118), (140, 62059), (229, 37940), (271, 32060), (458, 18970), (542, 16030), (916, 9485), (1084, 8015), (1145, 7588), (1355, 6412), (1603, 5420), (1897, 4580), (2290, 3794), (2710, 3206)]