20174224280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{72050801}}^1$

素因数の和:72050819

約数の個数: 32

約数和(自身を含む): 51876577440

約数和(自身を除く): 31702353160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 72050801, 144101602, 288203204, 360254005, 504355607, 576406408, 720508010, 1008711214, 1441016020, 2017422428, 2521778035, 2882032040, 4034844856, 5043556070, 10087112140, 20174224280]

約数ペア:

[(1, 20174224280), (2, 10087112140), (4, 5043556070), (5, 4034844856), (7, 2882032040), (8, 2521778035), (10, 2017422428), (14, 1441016020), (20, 1008711214), (28, 720508010), (35, 576406408), (40, 504355607), (56, 360254005), (70, 288203204), (140, 144101602), (280, 72050801)]