70666820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{72109}}^1$

素因数の和:72132

約数の個数: 36

約数和(自身を含む): 172631340

約数和(自身を除く): 101964520

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 72109, 144218, 288436, 360545, 504763, 721090, 1009526, 1442180, 2019052, 2523815, 3533341, 5047630, 7066682, 10095260, 14133364, 17666705, 35333410, 70666820]

約数ペア:

[(1, 70666820), (2, 35333410), (4, 17666705), (5, 14133364), (7, 10095260), (10, 7066682), (14, 5047630), (20, 3533341), (28, 2523815), (35, 2019052), (49, 1442180), (70, 1009526), (98, 721090), (140, 504763), (196, 360545), (245, 288436), (490, 144218), (980, 72109)]