227920070

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{66449}}^1$

素因数の和:66477

約数の個数: 32

約数和(自身を含む): 478440000

約数和(自身を除く): 250519930

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 66449, 132898, 332245, 465143, 664490, 930286, 2325715, 3256001, 4651430, 6512002, 16280005, 22792007, 32560010, 45584014, 113960035, 227920070]

約数ペア:

[(1, 227920070), (2, 113960035), (5, 45584014), (7, 32560010), (10, 22792007), (14, 16280005), (35, 6512002), (49, 4651430), (70, 3256001), (98, 2325715), (245, 930286), (343, 664490), (490, 465143), (686, 332245), (1715, 132898), (3430, 66449)]