508723390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1038211}}^1$

素因数の和:1038232

約数の個数: 24

約数和(自身を含む): 1065205512

約数和(自身を除く): 556482122

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1038211, 2076422, 5191055, 7267477, 10382110, 14534954, 36337385, 50872339, 72674770, 101744678, 254361695, 508723390]

約数ペア:

[(1, 508723390), (2, 254361695), (5, 101744678), (7, 72674770), (10, 50872339), (14, 36337385), (35, 14534954), (49, 10382110), (70, 7267477), (98, 5191055), (245, 2076422), (490, 1038211)]