8194270

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{2389}}^1$

素因数の和:2417

約数の個数: 32

約数和(自身を含む): 17208000

約数和(自身を除く): 9013730

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 2389, 3430, 4778, 11945, 16723, 23890, 33446, 83615, 117061, 167230, 234122, 585305, 819427, 1170610, 1638854, 4097135, 8194270]

約数ペア:

[(1, 8194270), (2, 4097135), (5, 1638854), (7, 1170610), (10, 819427), (14, 585305), (35, 234122), (49, 167230), (70, 117061), (98, 83615), (245, 33446), (343, 23890), (490, 16723), (686, 11945), (1715, 4778), (2389, 3430)]